Revere Usa Combo Bike U Lock, 4-Digit Resettable Combination Bicycle Lock,, Door 12mm Hardened Steel 4-Digit Combination ULock makes for 10,000 possible combinations, this is the smart safe and secure bicycle lock you've been looking for PVC Rubber Coated: The metal solid lock shackle is covered in a PVC rubber coating, which will keep your bike combination lock in excellent shape, and it won't scuff-up your bike either. 4-digit combination U lock, high quality anti theft lock cylinder, prevents thieves from using a universal key to crack your bike locks. Must-have accessories for your bikes. This bike locks heavy duty anti theft dimensions are: 12mm(Thickness), 10.0 inches (Length) x 5.5 inches (Width of "U") 7" (Width of base). Easy-to-use combination bike lock. LIFETIME REPLACEMENT WARRANTY! - USA based brand, all design and engineering is done in the USA. USA based warehouse and American english speaking customer service representatives respond within 24hrs