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

Key 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