For a hitch lock for a motorcycle carrier, my best overall pick is the METOWARE Push-to-Lock Pin, which covers both 2-inch and 2.5-inch receivers and keeps operation straightforward. The Young Electric M16 Anti-Rattle Lock stands out for compatible bike-rack-style mounts, while the CZC AUTO Dual-Pin Lock offers flexibility if you use more than one receiver-pin size. The main tradeoff is between matching the carrier’s exact pin requirements and choosing added convenience, such as anti-rattle hardware or a swivel head. A lock that does not fit the receiver or carrier pin hole is no help, so compatibility comes before extra features. Read on for the full comparison and guidance on choosing a secure, practical fit.
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Key Takeaways
- Receiver and carrier compatibility separated the leading picks: METOWARE’s push-to-lock model covers 2-inch and 2.5-inch receivers, while several other options suit narrower, specific setups.
- Threaded M16 pins are not interchangeable with standard hitch pins: Young Electric and MaxxHaul target compatible rack designs, so check the carrier’s specified hardware before choosing either.
- Pin diameter changes the fit: Several CZC AUTO options use a 5/8-inch pin, while the TowWorks model uses a 1/2-inch pin for Class I-II hitches.
- Anti-rattle features solve a different problem from locking: Young Electric’s anti-rattle design and JUSTTOP’s O-rings can help manage movement, but the buyer still needs to verify fit and locking compatibility.
- Specialized convenience can narrow versatility: MaxxHaul is aimed at named rack models, and TowWorks at smaller hitch classes; broader-fit models make more sense when equipment varies.
| METOWARE Trailer Hitch Lock with Push-to-Lock Pin (2″ & 2.5″ Receiver) |  | Best Overall for Standard 5/8-Inch Carrier Setups | Pin diameter: 5/8 inch | Usable length: 3-1/2 inches (89 mm) | Receiver fit: 2-inch and 2.5-inch | VIEW ON AMAZON | See Our Full Breakdown |
| Young Electric M16 Anti-Rattle Lock Hitch Pin for Bike Racks |  | Best for Compatible Young OutfitR Racks | Thread size: M16 | Compatibility: Young OutfitR bike racks with 200 lb capacity | Dimensions: 5.7 x 2.4 x 1.6 inches | VIEW ON AMAZON | See Our Full Breakdown |
| CZC AUTO Trailer Hitch Pin Lock, 5/8-Inch, for 2-Inch and 2-1/2-Inch Receivers |  | Best Straightforward Alternative | Pin diameter: 5/8 inch | Effective length: 3-1/2 inches | Receiver sizes: 2-inch and 2.5-inch | VIEW ON AMAZON | See Our Full Breakdown |
| MaxxHaul 50376 Threaded Hitch Locking Pin for MaxxHaul Models 70210, 50250 & 50606 Bike Racks – M16 Threaded Pin for 2″ Receivers (≤3.3″ Wide) |  | Best for Specific MaxxHaul Racks | Model number: 50376 | Thread size: M16 | Compatible rack models: MaxxHaul 70210, 50250, and 50606 | VIEW ON AMAZON | See Our Full Breakdown |
| TowWorks Keyed Alike 1/2″ Trailer Hitch Lock with 3-1/4″ Span for Class I-II Hitches |  | Best for Smaller Class I-II Hitches | Model number: 79660 | Pin diameter: 1/2 inch | Span length: 3-1/4 inches | VIEW ON AMAZON | See Our Full Breakdown |
| CZC AUTO Trailer Hitch Lock, 5/8-Inch Diameter, 4-Inch Receiver Pin |  | Best for Longer Receiver Setups | Pin diameter: 5/8 inch | Effective length: 4 inches | Compatible hitches: Class III and IV | VIEW ON AMAZON | See Our Full Breakdown |
| CZC AUTO Hitch Receiver Pin Lock with Dual 1/2-Inch and 5/8-Inch Pins |  | Best for Multiple Receiver Sizes | Pin sizes: 1/2 inch and 5/8 inch | Effective pin lengths: 3 inches and 3-1/2 inches | Compatible receiver sizes: 1-1/4 inch, 2 inch, and 2-1/2 inch | VIEW ON AMAZON | See Our Full Breakdown |
| JUSTTOP Trailer Hitch Receiver Pin Lock with Anti-Rattle O-Rings |  | Best for Reducing Carrier Rattle | Pin diameter: 5/8 inch | Effective pin length: 3-1/2 inches | Compatible receivers: Class III and IV, 2-inch and 2.5-inch | VIEW ON AMAZON | See Our Full Breakdown |
| CZC AUTO Trailer Hitch Pin Lock, 5/8-Inch Pin, Swivel Head |  | Best for Quick Locking and Removal | Pin diameter: 5/8 inch | Effective pin length: 3.5 inches | Fits receiver sizes: 2 inches and 2.5 inches | VIEW ON AMAZON | See Our Full Breakdown |
| METOWARE Trailer Hitch Lock for 2-Inch Receivers |  | Best Compact Fit for Standard 2-Inch Receivers | Model: 47288 | Material: High-strength steel | Pin diameter: 5/8 inch | VIEW ON AMAZON | See Our Full Breakdown |
| hitch lock for motorcycle carrier | Material | Pin diameter | Keys included |
|---|---|---|---|
| METOWARE Trailer Hitch Lock wi | Solid steel | 5/8 inch | — |
| Young Electric M16 Anti-Rattle | — | — | — |
| CZC AUTO Trailer Hitch Pin Loc | Carbon steel | 5/8 inch | — |
| MaxxHaul 50376 Threaded Hitch | Stainless steel | — | 2 |
| TowWorks Keyed Alike 1/2" Trai | — | 1/2 inch | 2 tubular keys, keyed alike |
| CZC AUTO Trailer Hitch Lock | Electrophoretic-painted solid steel | 5/8 inch | 2 |
| CZC AUTO Hitch Receiver Pin Lo | Chrome-plated carbon steel | — | — |
| JUSTTOP Trailer Hitch Receiver | Carbon steel with zinc-alloy cylinder | 5/8 inch | 2 |
| CZC AUTO Trailer Hitch Pin Loc | Chrome-plated high-strength steel | 5/8 inch | — |
| METOWARE Trailer Hitch Lock fo | High-strength steel | 5/8 inch | 2 copper keys |
More Details on Our Top Picks
METOWARE Trailer Hitch Lock with Push-to-Lock Pin (2″ & 2.5″ Receiver)
For a motorcycle carrier using a compatible 2-inch or 2.5-inch receiver, this METOWARE is the most versatile conventional pin in this group. Its 5/8-inch solid-steel pin suits the listed Class III and IV receivers, while push-to-lock operation makes securing the carrier simpler than a lock that requires a key to engage. Rubber O-rings target the rattle that can develop where a carrier meets the receiver, and the capped keyway helps keep out grime and moisture. Compared with the narrower-use TowWorks, it fits larger receiver classes; unlike the M16 Young Electric and MaxxHaul pins, it does not depend on a specific bike-rack thread system. The tradeoff is fit: its 3.5-inch usable length may not span every hitch arrangement, so check receiver width and pin-hole alignment before buying. Its towing rating does not establish a motorcycle carrier’s capacity.
Pros:- Fits listed 2-inch and 2.5-inch Class III and IV receiver sizes.
- Push-to-lock design lets the pin lock without inserting a key.
- Rubber O-rings help limit carrier movement and rattling.
- Tubular lock core, keyway cap, and two included keys support everyday locking and access.
Cons:- The 3.5-inch usable length may not fit wider or differently spaced hitch setups.
- O-rings and receiver-size compatibility need to match the actual hitch arrangement.
- The stated GTW rating is a towing specification, not proof of motorcycle-carrier load capacity.
Best for: Motorcycle-carrier owners with a compatible Class III or IV 2-inch or 2.5-inch receiver who want a keyless-to-engage pin and rattle-reducing O-rings.
Not ideal for: Owners of threaded rack connections, smaller Class I or II hitches, or receivers whose width and pin-hole placement do not work with the 3.5-inch usable length.
- Pin diameter:5/8 inch
- Usable length:3-1/2 inches (89 mm)
- Receiver fit:2-inch and 2.5-inch
- Hitch classes:Class III and IV
- Material:Solid steel
- Finish:Black electrophoretic
- Included:1 hitch lock, 2 keys, 8 rubber O-rings
Our verdict“Choose this METOWARE if your carrier uses a compatible 5/8-inch pin in a 2-inch or 2.5-inch receiver and you want broad receiver fit with anti-rattle details.”
Young Electric M16 Anti-Rattle Lock Hitch Pin for Bike Racks
This pin has the most specific fit in the group: it is made for Young OutfitR bike racks with a 200-pound capacity, rather than serving as a general hitch-lock replacement. Its M16 threaded design helps secure a compatible rack while limiting the rattle and vibration that can make a loaded carrier feel unsettled. At 10.2 ounces, it is lighter than the MaxxHaul 50376, but both depend on matching the rack’s threaded connection rather than simply checking receiver size. That distinction matters for motorcycle-carrier shoppers: the product data identifies bike-rack compatibility, not motorcycle-carrier approval or load capacity. I would choose it only when the rack manufacturer calls for this exact pin. For a conventional 5/8-inch receiver pin, the METOWARE or CZC AUTO options are a more relevant starting point.
Pros:- M16 threaded design is intended to reduce rack movement and vibration on compatible models.
- Includes a locking mechanism for added rack security.
- Lightweight at 10.2 ounces.
- Compatibility is clearly identified for Young OutfitR 200-pound-capacity rack models.
Cons:- Restricted to compatible Young OutfitR racks rather than general receiver-pin applications.
- M16 thread does not substitute for a standard 5/8-inch hitch pin.
- Product data does not establish suitability or load capacity for motorcycle carriers.
Best for: Owners of a Young OutfitR bike rack rated for 200 pounds whose rack instructions specify an M16 anti-rattle locking pin.
Not ideal for: Motorcycle-carrier owners seeking a broadly compatible 5/8-inch hitch lock, or anyone whose rack is not a listed Young OutfitR model.
- Thread size:M16
- Compatibility:Young OutfitR bike racks with 200 lb capacity
- Dimensions:5.7 x 2.4 x 1.6 inches
- Weight:10.2 ounces
- Color:Black
- Manufacturer:Young Electric
Our verdict“Buy this only if your Young OutfitR rack specifies the M16 pin; motorcycle-carrier owners with other hitch setups should choose a lock built for their receiver and connection.”
CZC AUTO Trailer Hitch Pin Lock, 5/8-Inch, for 2-Inch and 2-1/2-Inch Receivers
The CZC AUTO is a straightforward choice for buyers who need a 5/8-inch pin for a 2-inch or 2.5-inch receiver and do not need the METOWARE’s push-to-lock mechanism. Its 3.5-inch effective length and stated Class III and IV fit make it relevant to many conventional motorcycle-carrier setups, while the rotating head can make the lock easier to handle around a crowded hitch area. A rubber keyhole cap adds basic protection from dust and moisture. Compared with the METOWARE, this model specifies a zinc-alloy lock core and carbon-steel construction, but the supplied details do not list anti-rattle O-rings. That makes the METOWARE the stronger match when receiver noise is a priority. The listed 5,000-pound pull-force figure describes the lock, not the carrier’s safe load limit.
Pros:- Fits listed 2-inch and 2.5-inch Class III and IV receivers.
- Rotating head is designed to make handling and key access easier.
- Rubber cap helps shield the keyway from dirt and moisture.
- Can secure a range of hitch accessories, including racks and cargo trays.
Cons:- No anti-rattle O-rings are specified, unlike the METOWARE.
- The 3.5-inch effective length and listed receiver sizes limit fit options.
- The stated 5,000-pound pull force should not be treated as a motorcycle-carrier load rating.
Best for: Owners of Class III or IV motorcycle carriers using a 2-inch or 2.5-inch receiver who want a conventional 5/8-inch locking pin with a rotating head.
Not ideal for: Buyers who need a documented anti-rattle setup, a receiver size outside the listed range, or a pin whose fit has been confirmed for an unusually wide hitch arrangement.
- Pin diameter:5/8 inch
- Effective length:3-1/2 inches
- Receiver sizes:2-inch and 2.5-inch
- Compatible classes:Class III and IV
- Material:Carbon steel
- Lock core:Zinc alloy
- Finish:Black electrophoretic paint
- Item weight:0.32 kg
Our verdict“Choose the CZC AUTO if your receiver matches its 5/8-inch pin and size range and you prefer a rotating lock head over the METOWARE’s push-to-lock operation.”
MaxxHaul 50376 Threaded Hitch Locking Pin for MaxxHaul Models 70210, 50250 & 50606 Bike Racks – M16 Threaded Pin for 2″ Receivers (≤3.3″ Wide)
For a motorcycle-carrier buyer, the MaxxHaul 50376 is a fit-specific pick, not a general-purpose hitch lock. Its M16 threaded pin is listed for MaxxHaul bike-rack models 70210, 50250, and 50606, and the product says it fits 2-inch receivers up to 3.3 inches wide. On those compatible racks, the threaded connection is intended to cut wobble, while the 360-degree rotating head gives more flexibility when reaching the lock. The stainless-steel construction and dust cap add practical weather and wear details. Compared with the Young Electric M16 pin, it names three compatible rack models and gives a receiver-width limit; neither replaces a standard 5/8-inch pin. Skip it unless your rack model and receiver dimensions match: its narrow compatibility is the main tradeoff.
Pros:- Designed for three named MaxxHaul rack models.
- M16 threaded connection is intended to reduce wobble during transport.
- Rotating lock head can help with access around the hitch.
- Stainless-steel construction, dust cap, and two keys are specified.
Cons:- Compatibility is limited to the named MaxxHaul models.
- Requires an M16 threaded connection, not a standard 5/8-inch pin.
- Receiver fit is limited to 2-inch receivers up to 3.3 inches wide.
Best for: Owners of MaxxHaul bike-rack models 70210, 50250, or 50606 who have a 2-inch receiver no wider than 3.3 inches and need the specified M16 pin.
Not ideal for: Motorcycle-carrier owners with other rack brands, standard 5/8-inch pin connections, or receivers wider than the stated limit.
- Model number:50376
- Thread size:M16
- Compatible rack models:MaxxHaul 70210, 50250, and 50606
- Receiver fit:2-inch receiver, up to 3.3 inches wide
- Material:Stainless steel
- Tensile strength:400 MPa
- Yield strength:320 MPa
- Keys included:2
Our verdict“Pick the 50376 only for one of its listed MaxxHaul racks; for a conventional motorcycle-carrier receiver pin, the METOWARE or CZC AUTO is a more suitable fit to check.”
TowWorks Keyed Alike 1/2″ Trailer Hitch Lock with 3-1/4″ Span for Class I-II Hitches
The TowWorks serves a different hitch segment from the 5/8-inch METOWARE and CZC AUTO: its 1/2-inch pin is intended for Class I and II hitches, including compatible bike racks. That makes it worth checking for a smaller carrier setup, but it is not a substitute for the larger pin used by many Class III and IV motorcycle-carrier receivers. A 3-1/4-inch span, push-lock mechanism, rubber O-rings, and protective cap give it useful anti-rattle and weather-protection features. Its two tubular keys are keyed alike, so either can operate the lock. Unlike the M16 Young Electric and MaxxHaul pins, it uses a non-threaded pin arrangement; however, the listing specifically excludes threaded rack connections. The spring clip adds a separate installation step, and buyers must verify their hitch calls for a 1/2-inch pin.
Pros:- 1/2-inch pin is suited to compatible Class I and II hitches.
- Push-lock design and two keyed-alike tubular keys simplify locking and key sharing.
- Rubber O-rings are included to help reduce hitch rattling.
- Protective cap helps shield the keyway from dust and moisture.
Cons:- Not compatible with hitches that require a 5/8-inch pin.
- Does not fit bike racks with threaded connections.
- Spring clip must also be inserted for safety, adding a step to installation.
Best for: Owners of compatible Class I or II hitches and non-threaded bike-rack or carrier connections that require a 1/2-inch pin.
Not ideal for: Owners of Class III or IV motorcycle carriers requiring a 5/8-inch pin, or racks that use a threaded connection.
- Model number:79660
- Pin diameter:1/2 inch
- Span length:3-1/4 inches
- Compatibility:Class I and II hitches, compatible bike racks
- Materials:Hardened steel, zinc alloy, and rubber
- Finish:Black E-coated
- Weight:1.06 lbs
- Keys included:2 tubular keys, keyed alike
Our verdict“Choose TowWorks only when your Class I or II hitch specifies a 1/2-inch non-threaded pin; most larger motorcycle-carrier setups should check a 5/8-inch option instead.”
CZC AUTO Trailer Hitch Lock, 5/8-Inch Diameter, 4-Inch Receiver Pin
The 4-inch effective pin length gives this CZC AUTO lock a useful advantage when a motorcycle carrier’s receiver arrangement needs more reach than a shorter pin provides. It is built for Class III and IV hitches, with solid steel construction and a tubular lock core. Compared with the CZC AUTO swivel-head lock in this lineup, this model offers an extra half-inch of effective length, but lacks the listed push-to-lock convenience and quarter-turn release. A dust cap helps keep water and dirt away from the keyway, a practical detail for a carrier exposed to road spray. The tradeoff is fit uncertainty: four inches may be too long for some setups, so I’d check the receiver and carrier dimensions before choosing it.
Pros:- 4-inch effective length offers more reach than the 3.5-inch CZC AUTO swivel-head lock.
- Solid steel pin is suited to securing a carrier in compatible Class III and IV hitches.
- Dust cap helps shield the keyhole from water and dirt.
- Two keys are included.
Cons:- The 4-inch effective length may not fit every receiver-and-carrier combination.
- The supplied information does not list a push-to-lock feature or quarter-turn key release.
Best for: Motorcycle-carrier owners with a compatible Class III or IV receiver who need more pin reach than a 3.5-inch option provides.
Not ideal for: Buyers whose receiver and carrier require a shorter pin, or anyone who has not checked the usable pin length of their setup.
- Pin diameter:5/8 inch
- Effective length:4 inches
- Compatible hitches:Class III and IV
- Material:Electrophoretic-painted solid steel
- Lock core:Zinc alloy tubular
- Keys included:2
- Item weight:12 ounces
- Warranty:12 months for quality-related issues
Our verdict“Choose this CZC AUTO when your Class III or IV carrier setup needs a longer pin and you have verified the four-inch fit.”
CZC AUTO Hitch Receiver Pin Lock with Dual 1/2-Inch and 5/8-Inch Pins
If a motorcycle carrier may move between different vehicles, this set stands out for including both 1/2-inch and 5/8-inch pins. The stated fit spans 1-1/4-inch, 2-inch, and 2-1/2-inch receivers, making it more adaptable than the single-size JUSTTOP lock or the METOWARE lock built for 2-inch receivers. Its push-to-lock mechanism and quarter-turn key release also make securing and removing the pin straightforward, while the rotating head and keyhole cap add practical touches. The main caution is the listed 25-pound item weight, which seems unusually high for a hitch pin lock and is worth checking with the seller before relying on it. This flexibility is useful, but only if the stated pin sizes and receiver fit match the carrier hardware.
Pros:- Includes 1/2-inch and 5/8-inch pins for broader receiver compatibility.
- Stated compatibility covers 1-1/4-inch, 2-inch, and 2-1/2-inch receivers.
- Push-to-lock design and quarter-turn key release simplify operation.
- Rotating head and moisture-resistant keyhole cap add useful handling and weather protection.
Cons:- Listed item weight of 25 pounds is unusually high for this product type and should be verified.
- More components and fit options may be unnecessary for a buyer with one fixed receiver setup.
Best for: Riders who use one motorcycle carrier with vehicles that have different receiver sizes or pin requirements.
Not ideal for: Buyers with one known receiver setup who want a simple, lightweight single-pin lock, or anyone concerned by the unusually high listed item weight.
- Pin sizes:1/2 inch and 5/8 inch
- Effective pin lengths:3 inches and 3-1/2 inches
- Compatible receiver sizes:1-1/4 inch, 2 inch, and 2-1/2 inch
- Material:Chrome-plated carbon steel
- Locking mechanism:Push-to-lock; quarter-turn key release
- Item weight:25 pounds as listed
- Model number:11102S
- Warranty:12 months for quality-related issues
Our verdict“Pick this CZC AUTO set when you need two pin diameters for multiple vehicles and can confirm the listed weight and fit details.”
JUSTTOP Trailer Hitch Receiver Pin Lock with Anti-Rattle O-Rings
The JUSTTOP’s defining feature is its set of four rubber O-rings, which are intended to reduce rattling and vibration at the hitch connection. That can make it a more appealing match for riders bothered by carrier movement than the CZC AUTO 4-inch lock, which does not list an anti-rattle feature. It uses a 5/8-inch pin with a 3-1/2-inch effective length and is specified for Class III and IV 2-inch and 2.5-inch receivers. Carbon steel, a zinc-alloy cylinder, and a tubular key system form the security hardware, with two keys included. The focused fit is also the limitation: unlike the dual-pin CZC AUTO set, it does not cover smaller receiver and pin combinations. Check receiver dimensions before buying, since the O-rings cannot compensate for a mismatched fit.
Pros:- Four rubber O-rings are designed to help reduce rattling and vibration.
- Fits specified Class III and IV 2-inch and 2.5-inch receivers.
- Tubular key system and zinc-alloy cylinder provide a tamper-resistant locking arrangement.
- Two keys are included.
Cons:- Compatibility is limited to the stated receiver sizes and 5/8-inch pin diameter.
- The provided product information does not specify a warranty.
Best for: Motorcycle-carrier owners with a compatible Class III or IV receiver who want to reduce hitch-area rattling and vibration.
Not ideal for: Riders who need a 1/2-inch pin, use a receiver outside the stated 2-inch and 2.5-inch sizes, or want one lock for multiple receiver types.
- Pin diameter:5/8 inch
- Effective pin length:3-1/2 inches
- Compatible receivers:Class III and IV, 2-inch and 2.5-inch
- Material:Carbon steel with zinc-alloy cylinder
- Finish:Black electrophoretic paint
- Anti-rattle rings:4 rubber O-rings
- Keys included:2
- Item weight:14.1 ounces
Our verdict“Choose the JUSTTOP if your receiver matches its dimensions and reducing carrier rattle is a priority.”
CZC AUTO Trailer Hitch Pin Lock, 5/8-Inch Pin, Swivel Head
This CZC AUTO is a straightforward choice for riders who want quick pin operation on a compatible carrier. Its push-to-lock design and quarter-turn key release make locking and removal less fiddly than the basic CZC AUTO 4-inch model, while the swivel head gives the lock head room to move during handling. The 3.5-inch effective pin length fits the stated 2-inch and 2.5-inch Class III and IV receiver tubes, and chrome-plated high-strength steel is intended to resist corrosion. Compared with the JUSTTOP, it does not list O-rings to help limit rattling; compared with the dual-pin CZC AUTO, it offers only a 5/8-inch pin. I’d favor it for a fixed, verified receiver setup, not for a mixed fleet or a carrier connection that needs rattle control.
Pros:- Push-to-lock design and quarter-turn key release support quick operation.
- Swivel head can make positioning and handling the lock easier.
- Fits stated 2-inch and 2.5-inch Class III and IV receivers.
- Chrome plating helps resist corrosion.
Cons:- Only a 5/8-inch pin is included, unlike the dual-size CZC AUTO set.
- No anti-rattle rings are listed, unlike the JUSTTOP and METOWARE options.
- Receiver and carrier dimensions need checking before purchase.
Best for: Riders with a 2-inch or 2.5-inch Class III or IV receiver who value a simple push-to-lock pin and easy key release.
Not ideal for: Owners who need a 1/2-inch pin, anti-rattle rings, or a pin length tailored to a receiver arrangement outside the stated fit.
- Pin diameter:5/8 inch
- Effective pin length:3.5 inches
- Fits receiver sizes:2 inches and 2.5 inches
- Compatible hitch classes:Class III and IV
- Material:Chrome-plated high-strength steel
- Locking mechanism:Push-to-lock; quarter-turn key release
- Weight:15.5 ounces
- Warranty:12 months for quality-related issues
Our verdict“Choose this swivel-head CZC AUTO for easy operation on a verified 2-inch or 2.5-inch Class III or IV setup.”
METOWARE Trailer Hitch Lock for 2-Inch Receivers
For a carrier setup built around a standard 2-inch receiver, the METOWARE pairs a shorter 2-3/4-inch effective pin with four rubber O-rings. The shorter reach can suit compatible receiver arrangements where a longer pin would be unnecessary, while the rings are intended to reduce rattling during towing. A weather-resistant cover helps protect the lock from water and dust, and two copper keys are supplied. Compared with the JUSTTOP, this model is specified for most 2-inch receivers rather than both 2-inch and 2.5-inch receivers; compared with the CZC AUTO 4-inch lock, it has less effective length and includes anti-rattle rings. The key limitation is explicit: it does not fit double-walled receiver tubes. Check both that detail and the pin reach against your carrier before purchase.
Pros:- Four rubber O-rings are intended to reduce rattling during towing.
- Weather-resistant cover helps protect the lock from water and dust.
- High-strength steel construction and a 5/8-inch pin suit the stated receiver fit.
- Two copper keys are included.
Cons:- Not compatible with double-walled receiver tubes.
- Specified for most 2-inch receivers, not the 2.5-inch option listed for the JUSTTOP and CZC AUTO swivel-head lock.
- The 2-3/4-inch effective pin length may not suit every carrier and receiver combination.
Best for: Motorcycle-carrier owners with a compatible single-wall 2-inch receiver who want a shorter pin and built-in rattle-reduction rings.
Not ideal for: Riders with double-walled receiver tubes, 2.5-inch receivers, or a carrier setup requiring more than 2-3/4 inches of effective pin length.
- Model:47288
- Material:High-strength steel
- Pin diameter:5/8 inch
- Effective pin length:2-3/4 inches
- Receiver fit:Most 2-inch receivers
- Compatibility limitation:Not compatible with double-walled receiver tubes
- Keys included:2 copper keys
- Rattle prevention:4 rubber O-rings
- Weight:10.5 ounces
Our verdict“Choose the METOWARE for a verified single-wall 2-inch receiver when its shorter pin and O-rings match your carrier setup.”
How We Picked
I compared the listed locks by how directly their design suits a motorcycle-carrier setup: receiver size, pin diameter and style, stated span or width limits, and whether the product targets a particular rack or hitch class. Those details determine whether a lock can secure the carrier at all, so fit ranked ahead of convenience features. I also weighed usability features such as push-to-lock operation, a swivel head, keyed-alike hardware, and anti-rattle components, along with how much each design appears to limit use to a specific setup.
The ranking favors options with a useful combination of stated compatibility and practical operation, rather than treating every hitch lock as interchangeable. METOWARE’s push-to-lock model leads for its stated receiver-size range; options designed for a narrower application rank lower for general carrier use, even when their specialized features may suit the right buyer. Product names and descriptions do not establish theft-resistance performance, weather life, or fit with every carrier, so I do not treat those as proven advantages. Buyers should confirm measurements and the carrier maker’s hardware requirements before ordering.
Factors to Consider When Choosing Hitch Lock For Motorcycle Carrier
Before choosing a lock, I would treat the carrier, receiver, and pin as one connected fit problem. Product labels can sound similar while describing different pin diameters, threaded systems, spans, or receiver sizes. The sections below cover the checks that prevent a mismatched lock and help distinguish useful convenience features from features that do not address your setup.
Match the Pin to the Carrier’s Required Hardware
Start with the carrier manual or its existing hitch hardware, not the lock’s broad product title. A standard 5/8-inch hitch pin and an M16 threaded pin are different designs, even if both are described as fitting a 2-inch receiver. Thread pitch and the carrier’s threaded insert can matter as much as the nominal diameter. For a replacement, compare the original pin dimensions and thread details where available. A common mistake is buying by receiver size alone and finding the pin will not pass through or thread into the carrier. If the carrier specifies a proprietary pin, follow that specification rather than substituting a general-purpose lock.
Measure Receiver Size, Pin Diameter, and Span
Check the receiver opening, the pin-hole diameter, and the distance the pin must bridge across the receiver and carrier. These measurements answer different questions: a 2-inch receiver label does not confirm that a particular pin diameter or span will work. Pay close attention to stated limits, such as a maximum width, and compare them with the actual hitch and carrier connection. Measure with the carrier seated as it will be used, since brackets or sleeves can affect clearance. When dimensions are missing or unclear, ask the maker before ordering rather than guessing from a photo. A slightly more versatile lock is only useful if its dimensions suit the actual joint.
Decide Whether Anti-Rattle Hardware Addresses Your Problem
Anti-rattle parts are meant to reduce movement between compatible components; they do not automatically make a carrier theft-proof or compensate for a poor fit. O-rings and anti-rattle pin designs may help with nuisance play, but check whether they are intended for your hitch and carrier arrangement. A heavy motorcycle carrier can put substantial load on the connection, so follow the carrier and vehicle makers’ installation instructions rather than relying on a noise-control feature as a structural fix. If movement remains after correct installation, inspect the setup and consult the manufacturer. Choose anti-rattle hardware when compatibility is confirmed and reducing movement is a real need, not just because the feature appears on the package.
Treat Specialized Pins as Setup-Specific
A model-specific threaded pin may be a sensible match for the rack it names, but that does not make it a universal motorcycle-carrier lock. Check the carrier’s brand and model, thread specification, receiver width, and installation instructions before buying. The same caution applies to locks designed for Class I-II hitches or for a stated receiver size. Buyers who move a lock between vehicles or carriers should favor a design whose dimensions match each setup, rather than assuming one pin will cover them all. If you have only one compatible rack, a specialized option can be convenient; if your equipment changes, that narrower fit may become a drawback.
Choose Convenience Features Around Your Routine
Push-to-lock operation can simplify installation, while a swivel head may make key access easier when the hitch area is cramped. Keyed-alike sets can reduce the number of keys to manage if you use several compatible locks. These features improve day-to-day handling, but they do not replace checking the lock’s fit or using it as directed. Think about whether you frequently remove the carrier, need access around a bumper, or manage multiple hitch accessories. Paying for convenience makes most sense when it removes a recurring hassle without forcing you into an incompatible pin style. For occasional use, a simpler lock with confirmed dimensions may be the better choice.
Frequently Asked Questions
Can I use any 5/8-inch hitch lock on a motorcycle carrier?
No. The 5/8-inch measurement describes the pin diameter, not every dimension or connection detail. You also need to confirm receiver size, span, clearance, and whether the carrier accepts a standard pin rather than a threaded system. Some carriers have model-specific hardware requirements. Compare the lock dimensions with the carrier manual or original pin before buying.
Is an M16 threaded pin the same as a standard hitch pin?
No. An M16 threaded pin is designed to engage compatible threaded hardware, while a standard hitch pin generally passes through aligned holes and is secured with a lock. The two styles are not substitutes simply because they may be used with a 2-inch receiver. Check the carrier maker’s instructions for the required thread or pin type. Using the wrong style can prevent proper installation or leave the connection improperly secured.
Will an anti-rattle hitch lock stop my motorcycle carrier from moving?
It may reduce some movement when the lock and anti-rattle parts are designed for the specific hitch and carrier connection, but it is not a guarantee that all play will disappear. Carrier fit, receiver tolerances, installation, and load all affect movement. An anti-rattle feature is separate from theft deterrence and should not be treated as a substitute for correct hitch setup. Follow the carrier instructions, and investigate persistent movement rather than tightening or modifying parts beyond their intended use.
How do I choose between a 1/2-inch and a 5/8-inch lock pin?
Use the diameter specified by the hitch and carrier, not a preference for one size over the other. The TowWorks model is listed for Class I-II hitches with a 1/2-inch pin, while several CZC AUTO options use a 5/8-inch pin. That distinction makes them suited to different hardware, not directly interchangeable choices. Check the hole diameter and the carrier maker’s requirements before selecting a lock.
Should I choose a model-specific lock or a broader-fit option?
A model-specific lock can be the clearer choice when your carrier matches the listed rack or hardware exactly, as with a threaded pin intended for named models. A broader-fit option may suit buyers who need compatibility across more than one receiver size, but its stated dimensions still need to match each setup. Avoid treating terms like “universal” as proof of fit. If you use multiple carriers or vehicles, write down each connection’s pin style and measurements before choosing. If the required hardware is uncertain, confirm it with the carrier maker.
Conclusion
For a general-purpose starting point, I recommend the METOWARE Push-to-Lock Pin as best overall because its stated 2-inch and 2.5-inch receiver range offers more flexibility than the narrower-use picks. My best value-style choice is the CZC AUTO Dual-Pin Lock for buyers whose setups genuinely need both 1/2-inch and 5/8-inch pin options; verify the receiver and carrier fit for each use. For best premium-style convenience, consider the Young Electric M16 Anti-Rattle Lock only if your rack uses its threaded system and you want its anti-rattle approach. Beginners should favor the METOWARE Push-to-Lock Pin if its measurements match, since a straightforward locking style is easier to assess than a model-specific threaded pin. For a specific need, choose MaxxHaul for a listed compatible rack, TowWorks for an appropriate Class I-II hitch, or a CZC AUTO 4-inch pin when that span matches your connection. In every case, I would confirm the carrier’s required pin style and dimensions before ordering.
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