Master Lock Street Fortum D-Lock and Cable 120cm: With hardened steel and alloy shackles, this lock will resist attacks. The double cylinder locking is drill proof and pick proof When not in use the lock can be conveniently stored with its own carrier bracket The 120cm cable is ideal at securing quick release front wheels. This high tech and high security lock is essential for protecting against the theft of your bike Features 10mm x 120cm cable280mm shackle, 110mm shackle clearance 13mm hardened steel shackleThermoplastic cover Double Locking cylinder Rotating keyway dust coverHigh Security tumbler cylinder Carrier Bracket