The abus expedition chain lock 7045 balances the best performance for the best price perfectly built with a 6mm hardened steel square section chain the expedition will resist sawing cropping twisting and freezing attacks and it is securely linked together with a weatherproof padlock ideal for the british weather offering protection against corrosion and any grime from daily use around city or suburbs the abus lock features a fabric sleeve on the chain to ensure your bike isnrsquot dam