Best Motorcycle Lock Chain: 10 Chains Compared

#1 · Best Overall

1. KOHLBURG Alcatraz

• dimensions: 59.06 x 3.94 x 1.57 in
• Weight: 6 kg
• Material: Specially hardened manganese-chromium steel

Best for: Maximum-mass chain buyers.

Why it ranks #1: Its five-foot chain and 6 kg weight suit motorcycle security, and the listing identifies specially hardened manganese-chromium steel and Sold Secure Diamond approval.

The KOHLBURG Alcatraz pairs a five-foot chain made from specially hardened manganese-chromium steel with a padlock, giving riders extended reach for securing a motorcycle to a fixed anchor. Its Sold Secure Diamond designation and 6kg listed weight identify a substantial, security-focused setup.

Five feet of chain offers more routing room around a motorcycle and anchor than shorter options, helpful when the available attachment point is not immediately beside the vehicle. The specially hardened manganese-chromium steel provides the listed chain material, and the included padlock completes the locking arrangement. A protective sheath covers the chain, helping separate the links from contacted surfaces. The 6kg weight is a meaningful handling and storage factor, so this is better suited to buyers who can accommodate a massive chain.

Skip it if you want a shorter chain that is easier to carry; the Kryptonite Keeper 712 is four feet long and weighs 3.7 pounds.

This suits riders prioritizing a five-foot, massive chain and included padlock for securing a motorcycle to a fixed point. Its 6kg weight makes it a better fit for stationary storage than frequent carrying.

Listed on Amazon as: KOHLBURG 13lbs Massive Motorcycle Chain Lock [Sold Secure Diamond] 5ft Long

#2 · Best U-Lock Set

2. OKG 12mm Cinch Chain Lock

• dimensions: 39.3 x 4.33 x 0.47 in
• Weight: 9 lb
• Material: 3T Manganese Steel, Stainless Steel Cylinder…

Best for: Thick-chain U-lock combination.

Why it ranks #2: This motorcycle-focused set combines a 3.3-foot, 12mm hexagonal chain with a hardened-steel U-lock and four keys.

Twelve-millimeter hexagonal links and a hardened-steel U-lock give the OKG chain set two substantial locking components in one package. At 3.3 feet, its chain is aimed at motorcycles and other two-wheelers parked near an anchor, while four keys support a keyed-use setup.

The triple heat-treated boron manganese steel links have a narrow inner width intended to hinder bolt cutters and leverage attacks. At the other end, the shrouded lock shell, 16mm hardened-steel shackle, and double-deadbolt mechanism add a second security element. The 3.3-foot chain can connect a motorcycle to a nearby fixed object, though anchor placement matters. The 9-pound listed weight is substantial, making this combination more appropriate when security hardware can stay with the vehicle than for light daily carry.

Skip it if you need a longer chain to reach a distant anchor; the OKG five-foot cinch chain provides more length, but requires a separate lock.

This fits motorcycle owners seeking a thick chain plus a hardened U-lock for a nearby anchor. Its 3.3-foot length and 9-pound weight make anchor distance and handling important before committing.

Listed on Amazon as: OKG Heavy Duty Motorcycle Chain Lock, 4 Keys, 3.3 ft x 1/2 in (12mm) Thick Hexagonal Cinch Security Chain with 18mm Cut Proof Hardened Alloy Steel U Lock for Motorcycles, E-Bikes, Mopeds, ATVs, Etc.

#3 · Thickest Chain Links

3. Kryptonite New York Fahgettaboudit

• dimensions: 39.37 x 0.55 x 0.55 in
• Weight: 10.8 lb
• Material: Alloy Steel

Best for: High-theft-area security.

Why it ranks #3: Its 14mm six-sided chain and included New York disc lock with a 15mm hardened-steel shackle offer substantial listed hardware, though the chain is 3.25 feet.

Fourteen-millimeter, six-sided links made from triple heat-treated boron manganese steel give the Kryptonite New York Fahgettaboudit chain a formidable security focus. Paired with a New York disc lock, its 3.25-foot length suits riders who want a compact route between motorcycle and anchor in high-theft areas.

The chain’s narrow inner link width is intended to resist leverage attacks, while its 15mm ovalized hardened-steel shackle and hardened crossbar sleeve add security at the lock. A protective nylon cover uses hook-and-loop fasteners to stay in place, helping keep the chain from contacting the motorcycle’s finish. The 3.25-foot reach can suit close anchor points, but it offers less routing room than longer chains. Its listed 10.8-pound weight is a practical carrying consideration.

Skip it if you need extra reach around a distant anchor; the KOHLBURG Alcatraz’s five-foot chain provides more length, though it is also massive.

Choose this for high-theft-area parking near an anchor that falls within its 3.25-foot reach. The hardened chain and included disc lock form a complete setup, but its weight makes frequent transport a consideration.

Listed on Amazon as: Kryptonite New York Fahgettaboudit 1410 Bike Lock Chain, 3.25 ft Heavy Duty

#4 · Longest Thick Chain

4. OKG 12mm Cinch Chain

• dimensions: 60 x 2 x 0.79 in
• Weight: 10 lb
• Material: Special Alloy Steel, Nylon, Zinc

Best for: Long cinch-chain applications.

Why it ranks #4: The five-foot, 12mm chain provides useful reach, with a nylon sleeve and carry bag; the listing describes it as a chain rather than a lock set.

A five-foot, 12mm hexagonal chain with an O-ring noose gives the OKG a useful combination of reach and adjustable looping. Its hardened alloy-steel construction and galvanized finish suit riders securing motorcycles, trailers, or generators, while the included sleeve and bag support handling and storage.

The noose-style O-ring lets the chain cinch around an anchor or item, helping make use of its full five-foot length without leaving an unnecessarily loose loop. OKG lists 3T hardened alloy steel, a 63.3 HRC surface hardness, and galvanizing for rust and corrosion resistance. A nylon sleeve separates the chain from contacted surfaces, and the tool bag provides a place to carry or store it. The included components list a chain, sleeve, and bag, so buyers must pair it with a lock.

Skip it if you need the lock included with the chain; the OKG 3.3-foot chain set includes a U-lock, but gives up 1.7 feet of reach.

This suits riders who need a cinch-style chain for a motorcycle or larger equipment and already have a compatible lock. Its five-foot length aids reach, while its 10-pound weight affects carrying.

Listed on Amazon as: OKG Maximum Security Heavy Duty Cinch Chain, 10 lbs, 5 ft x 1/2 in (12mm) Cut Proof Chain with Hardened Steel for Motorcycles, Trailers, Generators

#5

5. Titanker 12mm U-Lock Set

• dimensions: 8.78 x 5.79 x 3.35 in
• Material: Alloy Steel

Best for: Chain and U-lock pairing.

Why it ranks #5: Its four-foot, 12mm chain comes with a 14mm U-lock, two keys and a mounting bracket, giving riders an integrated locking setup.

A 12mm square-link chain paired with a 14mm carbon structural-steel U-lock gives the Titanker two locking elements for motorcycle or scooter security. The four-foot chain provides practical reach to a nearby anchor, and the included mounting bracket offers a way to carry the lock setup.

The chain’s square links are described as sturdy and cut-resistant, while the U-lock is specified to resist cuts and leverage attacks, creating a combined chain-and-shackle arrangement. Its anti-theft cylinder is made from zinc alloy and is designed with a precise structure; two keys are included. Four feet gives useful routing flexibility around a nearby fixed object. At 8.82 pounds, however, the set is substantial, and the mounting bracket may help with transport when the setup is carried between stops.

Skip it if you want a lighter everyday chain; the Kryptonite Keeper 712 weighs 3.7 pounds, but its chain links are 7mm rather than 12mm.

This suits motorcycle and scooter owners wanting a four-foot chain and U-lock in one set, especially when the mounting bracket is useful. Its weight and nearby-anchor reach are key fit considerations.

Listed on Amazon as: Titanker Motorcycle Chain Lock, Heavy Duty Bike Chain Lock with 2 Keys, Bike Locks with 14mm Thick U Lock for Bicycles, Motorbikes, Mopeds, Scooters (3FT,4FT)(6mm Chain,12mm Chain)

#6

6. BIGLUFU 10mm Chain Lock

• dimensions: 12.6 x 4.7 x 2.9 in
• Weight: 1.9 lb
• Material: Acrylonitrile Butadiene Styrene

Best for: Cut-resistance focused riders.

Why it ranks #6: This four-foot set includes a 10mm square-link chain and 16mm U-lock, balancing useful reach with a locking component.

A 10mm square-link chain made from 3T manganese steel gives the BIGLUFU a substantial barrier for securing a motorcycle to a fixed object. Its 4-foot length offers some reach around a frame and anchor, while the included 16mm U-lock completes the chain-and-lock setup.

The stated 6KN tension and 13KN shear resistance figures give buyers concrete strength claims to weigh when choosing a chain for routine parking. A water-resistant nylon sleeve helps shield the chain from weather and keeps metal links from scratching contacted surfaces. At 4 feet, it can reach a nearby anchor, though the usable routing depends on the motorcycle and anchor placement. The included U-lock means the chain arrives with a locking component rather than requiring a separate purchase.

Skip it if you need a chain longer than four feet for a remote anchor; the WARLION 10-foot chain offers more reach, though you must provide a lock.

This suits riders seeking a sleeved, 4-foot chain-and-U-lock set for securing a motorcycle near a fixed anchor. Check the route from frame to anchor before choosing; its length may limit placement flexibility.

Listed on Amazon as: Motorcycle Chain Lock, 4FT Heavy Duty Anti Theft Bike Lock Chain

#7 · Longest Reach

7. WARLION 10ft Security Chain

• dimensions: 11 x 4.3 x 3 in
• Weight: 5.9 lb
• Material: 3T Hardened Alloy Steel, Nylon, Zinc

Best for: Long-reach multi-vehicle security.

Why it ranks #7: Its 10-foot, 9mm chain and cinch-ring design provide the greatest stated reach here, but the listed components do not include a lock.

A 10-foot, 9mm case-hardened steel chain gives the WARLION unusual reach for securing motorcycles, generators, ATVs, or e-bikes to fixed objects. Its integrated cinch ring helps tighten the effective loop, making it useful when one long chain must accommodate varied equipment and anchor positions.

The cinch-ring design lets the chain form a tighter fit around a vehicle or piece of equipment, reducing slack while preserving the reach of its 10-foot length. Case-hardened steel is specified to resist cutting, sawing, and hammering, while the removable nylon sleeve provides a protective layer over the links. The included toolbag supports storage and transport, and the listed anti-corrosion feature suits outdoor equipment use. Buyers should plan a separate locking component: the included components list the chain, sleeve, and bag.

Skip it if you want a complete chain-and-lock set; the Titanker 4-foot 12mm chain includes a U-lock, though it offers less reach.

Choose this for securing varied outdoor equipment when a 10-foot reach and cinch loop are useful. It is a chain-only package, so buyers need a compatible lock and room to store its length.

Listed on Amazon as: WARLION Heavy Duty Security Chain, 10ft x 3/8in (9mm) Thick, Anti-Theft & Cut-Proof Motorcycle Chain with Cinch Ring – Secure Generators, ATVs, Ebikes & 2-Wheeled Vehicles

#8

8. Kryptonite Keeper 712

• dimensions: 7.09 x 7.09 x 1.18 in
• Weight: 3.7 lb
• Material: Alloy Steel

Best for: Everyday flexible locking.

Why it ranks #8: The four-foot chain includes 7mm hardened manganese-steel links and an integrated locking mechanism, but its link thickness is below several alternatives.

A four-foot chain gives the Kryptonite Keeper 712 useful reach to secure a frame and wheel to a rack, pole, or other fixed object. Its 7mm four-sided hardened manganese-steel links suit everyday bike security, while the integrated deadbolt lock keeps the locking mechanism connected to the chain.

The patent-pending end-link design secures the chain directly to the hardened deadbolt, adding holding power while addressing a vulnerable connection point. A disc-style cylinder is described as pick- and drill-resistant, so buyers get more than a basic chain closure. At 120cm, the chain allows flexible routing around a nearby object, although its 7mm links are slimmer than heavy-duty motorcycle chains. This makes the Keeper a practical option where everyday convenience matters alongside a dedicated locking system.

Skip it if you want 12mm chain links for a heavier motorcycle setup; the OKG 3.3-foot chain lock has 12mm links, with less reach.

This fits riders who want a four-foot chain for everyday securing to nearby racks or poles, plus an integrated deadbolt. Its 7mm links are a boundary for buyers prioritizing thicker motorcycle-chain links.

Listed on Amazon as: Kryptonite Keeper 712 Bike Chain Lock, 4ft Heavy Duty Anti-Theft Lock

#9

9. NDakter U-Lock Chain Set

• dimensions: 7.09 x 3.15 x 1.18 in
• Material: Brass

Best for: Large-shackle e-bike locking.

Why it ranks #9: This set includes a four-foot chain and an 18mm U-lock, but its chain links are 6mm thick, less substantial than the thicker motorcycle-oriented options.

An 18mm hardened-steel shackle with 5.5-by-7-inch internal dimensions gives the NDakter U-lock room to fit a range of wheels and frames. The set also includes a four-foot, 6mm chain, letting riders extend the locking route to a nearby anchor or secure a second point.

The U-lock’s double-open design and large internal dimensions help accommodate larger frames or wheel arrangements, with the listed use cases including e-bikes, scooters, mopeds, and gates. Its 18mm hardened-steel shackle provides the main substantial locking element, while the 6mm chain extends reach to a fixed object. Three keys come with the set, supporting shared access or a spare. Check the intended wheel and anchor route against the stated internal dimensions and chain length before choosing.

Skip it if you prioritize a thicker chain over a large U-lock; the Titanker 4-foot 12mm chain set includes a U-lock, though its shackle is 14mm.

This fits e-bike and scooter owners who need a large U-lock opening plus chain reach to a nearby anchor. The 6mm chain is notably slimmer than the 18mm shackle, so weigh that distinction for your setup.

Listed on Amazon as: NDakter Bike Locks Heavy Duty Anti Theft 18mm Thick, Motorcycle U Lock with 4FT x 6mm Security Chain, 3Keys Large U-Shape Electric Bicycle Wheel Lock for Ebike, Escooter, Fat-Tire Dirt-Bike, Tricycle

#10

10. Titanker 6mm Chain Lock

• dimensions: 9.21 x 4.69 x 1.65 in
• Material: Alloy Steel

Best for: Short-anchor everyday use.

Why it ranks #10: It is listed for motorcycles as well as other uses and includes two keys, but its three-foot, 6mm chain is the least substantial fit here.

A three-foot chain with 6mm steel links makes the Titanker a compact option for securing a bike or motorcycle close to an anchor. Its protective cloth sleeve helps guard against scratches and rust, while the included two keys provide a straightforward keyed-lock workflow.

The chain’s stated cut resistance comes from its heavy-duty steel links, while the cloth sleeve separates the metal from contacted surfaces and helps protect against rust. A dust cover protects the keyhole, useful when the lock is exposed outdoors. The three-foot length is best suited to close anchor points and simple routing, rather than wrapping around distant objects. Titanker also advises regular lubrication of the lock hole and keyhole, so upkeep is part of maintaining smooth operation.

Skip it if you need thicker links for a motorcycle chain; the Titanker 4-foot model pairs 12mm chain with a U-lock, though it weighs 8.82 pounds.

This suits riders needing a short, sleeved chain for a nearby anchor and who are willing to lubricate the lock regularly. Its 6mm links and three-foot reach set clear limits for motorcycle use.

Listed on Amazon as: Titanker Heavy Duty Bicycle Lock Chain with Keys – 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Doors, Gates, Fences, Grills (6mm Thick)