Bicycle Components & Accessories
ABUS Steel-O-Chain 880 chain lock - hardened steel bicycle lock - security level 8
Robust bicycle lock with ABUS security level 8: The compact, flexible chain lock with 7 mm thick square chain reliably protects your bike from thieves Hardened steel for high safety: Chain, housing and load-bearing parts of the locking mechanism...
https://www.bizrate.co.uk/bicyclecomponents_accessories/abus-steel-o-chain-880-chain-lock-oid2417257158.html