Bike Chain Lock, BIGLUFU 100cm Long Heavy Duty Motorcycle Lock with 4Keys 16mm U Anti-Theft High Security Bicycle Padlock for Bicycle, Motorcycle, Scooter, Door, Gate, Fence

ANTI-SAW ANTI-CUT: Our bike lock is made of high-strength manganese steel. 10mm chain lock can effectively resist the attack of saw blades and other tools, and much safer than most of other chain lock in the market. ANTI-THEFT PADLOCK: The upgraded version of the lock cylinder has a sophisticated structure to prevent technical unlocking. Our keys are made of stainless steel, which is not easy to break and will not damage the lock cylinde. Comes with 4 keys, so you can keep another 3 keys at home as a spare. EXTRA-LONG CHAIN: The length of the chain is 100cm / 39in. This motorcycle lock can lock 2 to 3 motorcycles together. Perfect medium length and compressive strength, resistant to cutting, breaking, sawing and shearing. SCRATCH-PROOF COVER : The chain lock is wrapped by a water-resistant nylon sleeve, which is scratch-proof and water-resistant, protects chain from scratching your bicycle. WIDE APPLICATION: Applicable to motorcycles, electric cars, electric bikes, cars, tricycles, doors, fence, grills, ladders. Ideal for bicycle lock, motorcycle lock, combination lock, cable lock, chain lock, skateboard, sports equipments.