Best Helmet Locks For Motorcycles: 10 Options Compared

#1 · Best Overall

1. Urban UR140 Combination Lock

• Material: Alloy Steel, Rubber
• dimensions: 4.33 x 2.76 x 0.79 in
• Weight: 0.22 kg

Best for: Keyless cable-and-adapter kit.

Why it ranks #1: Its kit combines a four-digit carabiner, steel cable, and T-bar adapter, giving riders three listed locking components without requiring a key.

A three-part locking kit combines a four-digit carabiner, flexible steel cable, and T-bar helmet adapter, giving riders several ways to secure a helmet without carrying a key. The rubber-protected carabiner helps prevent scratches, while the compact kit is intended to travel with the bike.

Use the T-bar extension for a helmet connection, or route the included steel cable when a different attachment point is more practical. The carabiner’s customizable four-digit combination avoids key handling, and its rubber protection helps reduce scuffs on contact. The maker lists placements including a handlebar, grip, or handle, so riders can choose an available point. The kit weighs 0.22 kg and measures 4.33 x 2.76 x 0.79 inches for carrying between rides.

Skip it if you want a single rigid handlebar-mounted lock; Kewig CKB-4 lists a clamp for round bars and included installation wrench.

Choose the UR140 if you want a portable, keyless helmet setup with both cable and T-bar options for motorcycle or bicycle use. Its combination mechanism and choice of attachment points suit varied parking stops, but require setting and remembering a code.

Listed on Amazon as: Urban UR140 Motorcycle Helmet Lock, Carabiner with Safer 4 Digit Code, T Buckle Adapter, More Visible Braided Steel Security Cable, Universal Anti Theft Accessory for Motorcycle and Bicycle Helmets

#2 · Best Handlebar Fit

2. Kewig Aluminum Helmet Lock

• Weight: 6.1 oz

Best for: Handlebar-mounted combination lock.

Why it ranks #2: This dedicated motorcycle helmet lock fits listed 0.875-, 1-, and 1.125-inch round handlebars and includes two replaceable rubber inserts.

A CNC-machined 6061 aluminum body clamps to round handlebars, making the Kewig a fixed-location helmet lock rather than a loose cable accessory. Its customizable three-digit combination avoids keys, while included TPU inserts accommodate listed 22 mm and 25 mm bars.

The clamp supports 0.875-, 1-, and 1.125-inch round handlebars, and the two replaceable TPU inserts adapt the fit to 22 mm and 25 mm bars. An included Allen wrench supports installation without a separate tool purchase. The hard-anodized aluminum finish is described as corrosion-resistant, and the zinc-alloy cylinder uses a double anti-theft structure. Once installed, the three-digit combination provides keyless access at the chosen parking position.

Skip it if you need a cable that attaches at varied points; MEETLOCKS MTP0001 has a telescopic cable extending up to 1000 mm.

The Kewig is a fit for riders who want a permanently positioned, keyless helmet lock on a supported round handlebar. Check that the bar diameter matches its listed range and expect to install the clamp before relying on it.

Listed on Amazon as: Kewig Aluminum Alloy Anti-Theft Motorcycle Bike Helmet Lock

#3 · Best Keyed Mount

3. KVAEY Motorcycle Helmet Lock

• Material: Aluminum
• dimensions: 2.16 x 0.94 x 2.51 in
• Weight: 0.13 kg

Best for: Compact keyed alloy helmet lock.

Why it ranks #3: The aluminum lock is supplied with two keys, and the package can include a cable, making it a direct-use option for motorcycle helmets.

A reinforced aluminum-alloy body gives the KVAEY a small, solid lock for riders who prefer a keyed mechanism over a combination. It includes two keys and a cable, and its stated uses extend beyond helmets to handbags, umbrellas, and other items that do not fit in a trunk.

At 2.16 x 0.94 x 2.51 inches and 0.13 kg, the lock is compact enough to carry for routine stops. Its aluminum construction supplies the listed sturdy build, while the included two keys offer a straightforward keyed workflow. The product also includes a cable, providing another attachment option, and its multipurpose description covers hanging small belongings such as handbags or umbrellas when helmet storage is not the only concern.

Skip it if you want a keyless four-digit setup; Urban UR140 combines a code-operated carabiner with a cable and T-bar adapter.

The KVAEY suits riders who want a compact keyed lock with a cable and occasional use for small belongings. Its dimensions make carrying manageable, but choose it only if keeping track of keys fits your parking routine.

Listed on Amazon as: KVAEY Motorcycle Helmet Lock, Aluminum Alloy Anti Theft Helmet Security Locks, Universal Tamper-Proof Helmet Locks for Motorbike Scooter Bike, Motorcycle Accessories (1Helmet Lock)

#4 · Longest Listed Cable

4. MEETLOCKS Retractable Helmet Lock

• Material: Alloy Steel, Polyvinyl Chloride, Zinc
• dimensions: 5 x 3.5 x 0.5 in
• Weight: 7.04 oz

Best for: Long-reach retractable cable.

Why it ranks #4: Its resettable four-digit lock has a PVC-wrapped cable that stretches up to 1000mm, offering more reach than the listed 14-inch cable.

A telescopic cable extending up to 1000 mm gives the MEETLOCKS combination lock extra reach for looping a helmet around a suitable attachment point. The resettable four-digit mechanism is keyless, and the PVC-wrapped cable helps prevent scratches to a helmet or vehicle body.

The long cable can reach around a helmet and a more distant anchor than a short loop, while retracting to a compact form for carrying. A resettable four-digit combination avoids key handling and offers 10,000 combinations according to the product information. Its zinc-alloy hook and PVC cable covering support repeated contact without scratching, and the 144 g listed weight keeps the lock suitable for a pocket or backpack.

Skip it if you prefer a fixed helmet lock attached to a handlebar; Kewig CKB-4 clamps to supported round bars and includes installation hardware.

The MEETLOCKS is suited to riders who need cable reach and compact carrying for a helmet or other portable gear. Its resettable code streamlines keyless use, while the flexible cable remains a deterrent rather than rigid security.

Listed on Amazon as: MEETLOCKS Motorcycle Helmet Lock Resettable Combination with Cableloop

#5

5. SKYJDM Grip Lock Combo

• Material: Aluminum
• dimensions: 8.23 x 3.74 x 1.73 in

Best for: Grip-lock and helmet-lock combo.

Why it ranks #5: This combo pairs a motorcycle grip lock with a helmet lock and stainless-steel cable, suiting riders who want both functions in one product.

SKYJDM combines a motorcycle grip lock with a helmet lock, letting riders secure the bike and attach the helmet without carrying it around. The grip lock uses CNC aluminum alloy with an anti-oxidation surface, while the helmet cable is stainless steel and described as rust-proof.

The grip-lock function addresses the motorcycle, while the included helmet cable gives riders a way to secure their helmet as part of the same setup. CNC aluminum alloy and an anti-oxidation surface are specified for the grip lock, and the stainless-steel cable is described as rust-proof. This combination can reduce the need to carry a helmet during a stop, though the listing does not provide a handlebar diameter range.

Skip it if you need a stated handlebar-diameter range before choosing a combined lock; TOKCKYBL TKB-MTCS-BLACK lists a 1.4-1.6-inch fit.

This SKYJDM combo suits riders who want a grip lock and helmet cable in one security setup for motorcycle stops. Its materials and dual function are specified, but the supplied details do not state a handlebar fit range.

Listed on Amazon as: Motorcycle & Helmet Anti-Theft Grip Lock Combo, Black

#6

6. TOKCKYBL Motorcycle Lock Combo

• Material: CNC Auminum Alloy
• dimensions: 5.9 x 4.8 x 1.4 in
• Weight: 0.55 kg

Best for: Combined bike and helmet security.

Why it ranks #6: The two-in-one lock includes a detachable helmet lock and fits listed handlebar diameters of 1.4 to 1.6 inches, but is a broader security system.

A two-in-one setup pairs a heavy-duty motorcycle lock with a detachable helmet lock, so riders can address the bike and helmet with one system. The adjustable handlebar lock fits listed diameters of 1.4 to 1.6 inches, and the construction uses hardened aluminum alloy.

The adjustable handlebar component secures the motorcycle, while the detachable helmet lock adds a separate place to secure riding gear. A tamper-proof key cylinder and weather-resistant coating are specified, with the construction described as resistant to cutting and drilling. The 5.9 x 4.8 x 1.4-inch system weighs 0.55 kg, so it offers combined functions but is more substantial to carry than a small cable lock.

Skip it if you need a compact retractable cable for pocket or bag carry; MEETLOCKS MTP0001 weighs 144 g and extends up to 1000 mm.

Choose this TOKCKYBL system if you want bike and helmet security together and your handlebar falls within the stated diameter range. Its combined hardware suits a dedicated setup, but the 0.55 kg weight matters for carrying.

Listed on Amazon as: Motorcycle Lock, Heavy Duty Anti Theft Helmet Brake Handlebar Lock

#7

7. TOKCKYBL Upgrade Lock Combo

• Material: Aluminium Alloy
• Weight: 1.28 lb

Best for: Combined lock for larger bars.

Why it ranks #7: This version also combines a motorcycle lock and detachable helmet lock, with a stated 1.4-to-1.6-inch handlebar fit and a 1.28-pound package weight.

A two-part motorcycle and detachable helmet lock gives this TOKCKYBL system a broader role than a helmet-only cable. Its adjustable handlebar lock fits listed diameters of 1.4 to 1.6 inches, and the hardened aluminum-alloy construction has a weather-resistant coating.

The handlebar lock secures the motorcycle while the detachable helmet lock provides a separate way to secure gear, combining two functions in one system. A tamper-proof key cylinder and coating intended for harsh outdoor conditions are specified, with the construction described as resistant to cutting and drilling. At 1.28 pounds and 11.1 x 4.02 x 1.65 inches in package dimensions, this set favors combined use over minimal carry size.

Skip it if you want a lighter combined system; TOKCKYBL TKB-MTCS-BLACK is listed at 0.55 kg and includes motorcycle and helmet locks.

This TOKCKYBL model fits riders seeking one system for motorcycle and helmet security, provided the handlebar measures within the listed 1.4-1.6-inch range. Its combined design adds functionality, but its 1.28-pound listed weight affects portability.

Listed on Amazon as: Upgrade Motorcycle Lock with 2 Heavy Duty Anti Theft Helmet

#8

8. ROCKBROS T512-T609 Locks

• Material: Zinc Alloy, Wirerope, PVC Coating
• Weight: 124 g

Best for: Two lightweight cable locks.

Why it ranks #8: The two-piece set uses four-digit codes and PVC-coated wire rope measuring 0.182 inch in diameter, though the listing emphasizes cycling equipment.

This two-piece ROCKBROS set pairs retractable cables with four-digit combinations, letting riders secure helmets without keys and keep a spare lock available. Each cable has a 4.6 mm metal diameter with PVC coating, which helps avoid scratching while providing a simple anti-theft deterrent.

The retractable format keeps each lock small for carrying, then extends to loop around a helmet and an attachment point. A four-digit code is set by turning the lock collar, making the locking routine keyless; photographing the code is suggested in the product information to avoid forgetting it. The PVC-coated 4.6 mm cable is intended to prevent scratches, and the listed set includes two locks for separate uses or gear.

Skip it if you want a mounted helmet lock rather than a cable; Kewig CKB-4 clamps to listed round handlebars and includes an Allen wrench.

This set suits riders wanting two compact, keyless cable locks for helmets or other gear. Its retractable format supports portable use, while the cable’s deterrent role makes it a different choice from a fixed handlebar lock.

Listed on Amazon as: ROCKBROS Motorcycle Helmet Lock 4 Digit Lightweight Retractable 2Pcs

#9

9. ROCKBROS Retractable Cable Locks

• Material: Zinc Alloy, Wirerope, PVC Coating

Best for: Retractable cable for quick stops.

Why it ranks #9: This keyless four-digit cable lock is listed for motorcycle helmets and other gear, but the supplied specifications give no cable length.

A retractable cable and four-digit combination make this ROCKBROS lock a compact option for securing a helmet without a key. The cable extends for attachment and retracts for storage, while its 0.18-inch metal diameter provides a simple deterrent for brief stops.

The retracting cable can extend around a helmet and a fixed point, then pull back to keep the lock compact when not in use. A four-digit code supports keyless locking and unlocking, and the listed zinc-alloy, wire-rope, and PVC-coated construction combines a metal cable with a coating. ROCKBROS lists motorcycle helmets, bike wheels, strollers, suitcases, and snowboards as uses, making this a small multi-item lock rather than a helmet-only fixture.

Skip it if you need a rigid lock mounted directly to a round handlebar; Kewig CKB-4 includes a bar clamp and TPU inserts.

Pick this ROCKBROS model if you want a retractable, keyless cable for a helmet and other portable gear. It suits flexible attachment needs, while riders seeking a fixed handlebar-mounted lock should look at a clamp-style option instead.

Listed on Amazon as: ROCKBROS Helmet Lock, Retractable 4 Digit Cable Lock for Bikes

#10

10. Master Lock 99KA Cable Locks

• Material: Plastic
• dimensions: 4 x 6 x 2 in

Best for: Two keyed cable locks.

Why it ranks #10: The package includes two keyed-alike locks and four keys, but each vinyl-covered cable is only 14 inches long and is described as a casual-theft deterrent.

Two keyed-alike 14-inch cable locks and four shared keys make this Master Lock set useful when riders need separate helmet locks with one key arrangement. The vinyl-covered cable is 5 mm in diameter, offering a flexible way to deter casual theft or pranks while parked.

Each 14-inch cable can be threaded through a helmet and around a suitable fixed point, so the flexible format works where a rigid mounting lock is impractical. Vinyl covering helps prevent scratching, and the 4-pin tumbler operates with a physical key. Because the two locks are keyed alike and the set includes four keys, riders can keep a common key for both locks while distributing spare keys for access.

Skip it if you want to avoid carrying keys; ROCKBROS T512 retractable lock uses a four-digit combination and cable.

Choose the Master Lock set if you need two flexible helmet cables that share a keyed-alike arrangement. It is suited to casual deterrence at parking stops, with the practical boundary that operation depends on having a key available.

Listed on Amazon as: Motorcycle Helmet Lock-Master Lock 99KA – 2 Keyed Alike Cable Locks with 4 Keys