🔒【strong & tough】composed of 8 square-linked chain which is 8mm thick security heavy-duty link,which is thicker than bicycle locks on the market and the tensile strength of our bike lock is 40-45k.more stronger and tougher.what’s more, the bicycle designed with anti-drilling lock core, make your bikes more secure.
🔒【double protection & durable】 1.protective cloth sleeve:chain is enclosed in protective cloth sleeve, which effectively protects the chain from rusting and scratching, more durable.2.dust cover:the dust cover on the lock effectively prevents dust and from entering and also waterproof.good protection of the lock cylinder.
🔒【security chain lock】this bike lock comes with 2 keys, you can take one of the keys to use in daily life, for another key you can leave it at home in case accidentally lose on.in addition, the key is designed with eight full copper blades, cannot open the lock with a similar keys by other person.
🔒【easy to lock】 you don’t need the keys to lock, just snap it together when you lock it. but note: please don’t leave your bike locked outside for long time. especially in high crime areas. no bike lock can promise 100% secure.
🔒【muti-purpose】rockbros bike lock is 39.37” / 100cm, weight:1214g，which is long enough to lock almost bike also ideal for locking motorcycle, motorbike,door, tool boxes, motorcycle & scooter, skateboards, gates, fences, grills, ladders etc.