Sold Secure Silver rated The Oxford Chain8 chain lock is a tough, durable and secure system to keep your bike safe. The 1-metre chain is made from 8mm hardened square links which offers great resistance to cutting and sawing attacks. The included padlock comes with a hardened steel shackle as well for added security. For those on tight budgets, the Oxford Chain8 bike lock is ideal for low to moderate crime areas. Key Features: Sold Secure Silver ratedMetre chain lengthHardened 8mm square link chainTough double locking padlock with hardened steel shackleKey dust cover includedDimension: 8mm x 1.0m chain