The Alarm-D Pro is a maximum-security U lock which comes with its own easy to fit carry bracket. The Pro model has an upgraded and thicker lock body and combined with a 14mm special hardened steel shackle, the lock comfortably surpasses the Sold Secure Bicycle GOLD standard. It also has a 120db weatherproof movement and shock activated alarm which will scare off any would-be bike thief. 

The Alarm-D Pro has a key replacement service. When you buy your Alarm-D Pro, simply note down the number which comes attached to the keys on a metal tag. Keep this in a safe place, then in the event that you are unfortunate enough to lose all your keys, it will be possible to get a new key made up for you.

Key Features

• Loud weatherproof 120db alarm siren

• 14mm hardened steel

• Unique carry bracket

• Anti-pick lock mechanism

• Vinyl coated shackle to protect paintwork

• 3 keys supplied

• Replaceable long-life Lithium CR2 battery

• Sold Secure Bicycle GOLD