MOTORBIKE SECURITY DISC LOCK ALARM BRAKE SCOOTER MOTORCYCLE BIKE SECURITY CHAIN-

Alarm Siren. When you hear the sound "Ge, Ge, Ge. " the alarm will sound for less than 10 seconds. Fits the majority of motorcycles and bikes with disc brakes, where the brake rotor is less than 7mm (1/4") thick and cross-drilled.