TOUGHEST BICYCLE LOCKS FROM ICOCOPRO OUR BIKE U LOCK CORE FEATURES: 1. Larger than ever. (Heavy duty lock come with high security !!!) Chunkiness comes at a price, as this weighs 2.6lb/1.2kg. Our lock is sold without a cable or bracket. 14.73mm oversized hardened steel alloy, which is built to withstand attack from bolt cutters and leverage attac..