The Oxford Boss Alarm has been independently tested and approved by Sold Secure (Gold standard), SBSC Intygad Produkt, ART 4074 (14mm version)), ART 4075 (16mm version)

As well as being an extremely secure lock, it has a built-in alarm which is triggered by movement sensors; it can also be lock without setting the alarm

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

The removable sealed unit alarm module is vibration-resistant and weather-proof against water, frost and heat

Batteries Included (6 x LR44)

Three keys and a key replacement service are provided

Can be used as a disc lock or a padlock

Very loud 100db alarm

Also available with 14mm shackle

Can be used with a chain to create the perfect chain lock (OF7/8/9)

Spares available:

Batteries x 6 (Oxford part number: OF229B)

Alarm module (Oxford part number: OF3A)