The stylish abus steel o chain 880 bike lock is produced from 7mm square section hardened steel chain with a sleek lock body housing a high quality cylinder with automatic locking the chain the case as well as supporting elements of the locking mechanism are made of special hardened steel ergonomically shaped 90 degree lock body abus steel o chain 880 bike lock features including a tough fabric cover to protect paintwork the 880 offers great value for money 7 mm square chain with