Abus’s great value alarm disc lock for small to medium motorcycles and scooters. Featuring a 5 mm steel bolt the bolt, lock body as well as supporting elements of the locking mechanism are made of ABUS’s special temper hardened steel. Easy one handed and fast operation simply unlock and remove key then fit to disc and "push down" on the lock cylinder. The bolt is locked into position automatically. Alarm function works on a vibration detection system, that means every impact attack is detected and an alarm of at least 100 DB will sound. The alarm will also sound before you can ride off if you forget to remove the lock. The trigger alarm 345 can be transported in locked condition without activation and thanks to "on/off" key position can be used with or without alarm function activated. Memory cable, two keys and battery included.