Heavy Duty Bike Lock. Our bike chain lock is made of unbreakable 120cm length/10mm diameter square-linked chain, which is cutting-resistant, leveraging-resistant and dill-resistant,covering by water-resistant nylon sleeve, scratch-proof and wear-resistant, and 120cm is long enough to lock 3 or 4 motorcycle together.

Cut Proof 18mm U Lock. Our U lock made of 18mm hard zinc alloy shackle and thick PVC coating,make it unbreakable and resists corrosion from water, dust and dirt.

2 Ergonomic Keys. Keys are made of hard and durable stainless steel, make it never bent or twist. A higher level of security design can be prevention of tool picklock.

Muti-use. Use the Heavy Duty Chain and the U lock, you can use them separate or together, in place like gates,motorcycle, skateboard and other sports equipment.

Guarantee-Our bike chain lock aim to last for a life time, the lock is carefully packaged in the gift box, contact us if the item is broken during the shipping.