This chain lock features Oxford's strongest ever lock with an integral alarm.

The Boss Alarm lock has a key replacement service so that if you are unfortunate enough to lose all your keys a new one can be made up. Just remember to take note of your key number and keep this in a safe place.

The Oxford Boss and Big Boss alarm have been independently approved by Sold Secure (Gold standard), SBSC Intygad Produkt, ART 4074 (14mm version)), ART 4075 (16mm version), ART 4076 (chain lock)

The padlock features a 16mm hardened steel shackle

The chain has 12mm hardened steel links

Reliability is assured by 5-year life-cycle testing (by Thatcham Research)

Removable, sealed unit alarm module

Water, vibration, frost and heat-proof

Batteries Included (6 x LR44)

Free Minder Cable

Three keys and a key replacement service are provided

Can be used as a disc lock or padlock 100db alarm

(Also available in a 14mm version)

Spares available:

Batteries x 6 (Oxford part number: OF229B)

Alarm module (Oxford part number: OF3A)