The Screamer 7 is an attack-activated disc lock alarm.

Features:

• Tough and durable disc lock.
• Loud 100dB alarm siren.
• Powered by a lithium CR2 long-life battery.
• Simple push-to-lock feature.
• Motion and shock sensors.
• Water-resistant keyway cover.
• 7mm Diameter locking pin fits many disc brakes.
• Dimensions: 78mm x 56mm