The Master Lock Chain with Mini U-Lock is 90cm long and features 10mm diameter hardened steel links, offering resistance to cutting and sawing. The nylon sleeve provides additional protection for equipment. The Mini U lock features a hardened steel body for maximum strength and reliability. The 14mm diameter shackle is made of hardened steel for maximum resistance to cutting and sawing. The high security disc cylinder prevents picking and the dual locking levers provide resistance against prying and hammering. The lock protection offers weather proofing.Master Lock Chain with Mini U-Lock FeaturesHardened steel chain resists cutting, sawing and pryingNylon cover prevents from scratchingHardened steel mini U lockDisc cylinder for a better security against pickingDouble locking shackle for maximum pry resistanceVinyl covered body and shackle prevents scratchingSilver Sold Secure approved