Oxford Alarm-D Pro D-Lock

The Oxford Alarm-D Pro D-Lock has been awarded the "Gold" Sold Secure rating, making it one of the most secure options on the market. Constructed from hardened steel, the 14mm shackle is nearly impossible to break. But that's not all - the lock also features a built-in weatherproof 120dB alarm that will sound if anyone tries to tamper with your bike.

The alarm is easy to activate and deactivate with a turn of the key, and is powered by a long life lithium CR2 battery. Additionally, the lock has a high tech pick-resistant locking system, further enhancing its security. With a vinyl coating to protect your bike's paintwork, this lock is a must-have for any cyclist.