Oxford cable 12 lockoxfords cable 12 is a good quality lock with an intelligent carry bracket which allows you to mount the lock to all sizes of seat post and frame when its not in use the cable 12 is constructed from 12mm high tensile steel with a vinyl coating to protect your paintwork from scratchesa rotating dust cover protects the locking mechanism from dust and corrosion and the ergonomically designed lock head makes it easy to use the lock fits to the bike by means of a quick relea