Lock - 18mm U-lock, 166X209mm, Alarm, Blue & Chrome

High security alarm lock, hardened steel alloy body. 110 decibel alarm. Waterproof. Auto-alarming & locking systems. Can be used with or without alarm component. Three tone / three stage audio alert capabilities. Automatic reset. Heat treated hardened steel and anti-twist shackle. Corrosion and weather resistant. Duel shock and movement sensors. Includes two keys and six replacement batteries.

Approximate dimensions:

• Height: 207mm
• Width: 161mm
• Depth: 25mm
• Shackle Diameter: 18mm