The OnGuard Bulldog Combo Mini U-Lock packs dependable security into a compact, easy-to-carry design ideal for commuters and urban riders. Built from 13 mm hardened steel, the shackle helps resist cutting and leverage attacks while maintaining a portable size for everyday riding. The X2P Double Bolt locking mechanism secures both sides of the shackle to improve resistance against twisting and prying attempts. A user-settable 4-digit combination system provides convenient key-free operation with a smooth steel-ball click mechanism. Rubber coating helps protect your bike's paint and finishes from scratches during locking and transport. Designed for practical daily use, the Bulldog Combo Mini balances portability, strength, and convenience. Includes an all-tube mounting bracket for secure on-bike storage. Dimensions: 90 x 140 mm (3.55 x 5.52").