Oxford Boss Alarm 16mm Lock  Chain 12mm
The Oxford Boss Alarm 16mm Lock + Chain 12mm is a premium anti-theft solution for serious motorcyclists. Combining a hardened steel chain with a 100dB alarm-integrated padlock, it provides robust protection in all conditions.

Protection

• 100dB motion-sensitive alarm alerts you instantly and deters tampering.

• 16mm shackle padlock resists sledgehammer, saw, bolt cropper, and drill attacks.

• Approved by Sold Secure GOLD, ART 4*, and SBSC for high-level security.

• Anti-jack shackle design withstands up to 4.5 tonnes of tensile force.

Material

• 12mm square-link chain made from case-hardened Ni-Cro-Mo alloy steel.

• Zinc-coated finish protects against corrosion and rust.

• Cloth sleeve prevents scratches and adds comfort during handling.

• Weatherproof alarm unit resists water, frost, and heat for year-round use.

• Three precision-cut keys included with key replacement service.

Comfort

• Long chain links reduce weight while maintaining security strength.

• Compact and portable—can be stowed under the seat or in a side bag.

• Versatile use as a disc lock or padlock, compatible with Oxford ground anchors.

Cautions

• Extremely loud alarm (100dB)—use with care in residential or quiet areas.

• Includes 6 x LR44 batteries—check and replace regularly for consistent function.

• For maximum effectiveness, only activate the alarm when needed to avoid false triggers.