Overlapping steel shells protect the inner steel cable Armor shells protect inner cable, providing flexibility and strength Synthetic coating protects bicycle from damage ABUS combination technology provides extra protection against `pull picking` and better security against unauthorized access to the code through manipulation of the locking mechanism Special imprinting on the digits makes the operation easy even in the dark 2K Dials: two-component molded digits guarantee readability for the life of the lock Individually settable combination 15mm 3`11`/120cm Combo Blk