Bars, links, case and supporting elements made from temper hardened steel for cut and torsion resistance Key cylinder resists extreme picking attacks Silicone cover on the lock body provides soft-touch coating to prevent damage to bicycle finish Folding style allows for compact transportation Convenient rattle-free carrying case mounts with Velcro straps or to bottle cage mounts Two keys are supplied with the lock 5mm 2`5`/75cm Key Blk Inc...