Oxford Boss Alarm 12mm Chainlock

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 Powered Cycle (Motorcycle) GOLD, SBSC Intygad Produkt, ART 4074 (14mm version), ART 4075 (16mm version), ART 4076 (chain lock).

Key Features
• The padlock features a 14mm 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

Spares available:
• Batteries x 6 (Oxford part number: OF229B)
• Alarm module (Oxford part number: OF3A)


"This lock means business" - bikelockwiki.com
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This product has met the high demands of the Police Preferred Specification and has been accredited "Secured by Design" (SBD).

SBD is a police initiative which seeks to achieve sustainable reductions in property theft.

By encouraging good design and practice, SBD aims to reduce the demand on police forces and help us all live in a safer society.

To see the full list of our SBD approved products

click here

Find out more about our Security products by exploring our dedicated website:

Item code: zz-of7
Product code Size RRP
OF7 12mm x 1.8m £159.99
OF8 12mm x 1.5m £169.99
OF9 12mm x 2.0m £179.99