The Magnum Force U-Lock combines super light and strong aluminum and magnesium alloy with ULAC's silicon overmoulded technology. It's incredibly light, fitting easily in your backpack or back pocket. This lock is easy to clean and won't scratch your bike frame. Key features include a 460g (1.0lbs) lightweight design, an integrated silicon overmoulded look, high - security dimple keys with 500 unique combinations, a super lightweight alloy shackle, a reinforced magnesium lock cylinder. The inner shackle dimensions are 73mm x 140mm (2.8in x 5.5in), and the 14mm shackle is made of lightweight aluminum. The lock alone weighs 460g (1lbs).


Using your ULAC Soloist Sport Magnum U - Lock is easy. First, open the lock with the high - security dimple key. Wrap the shackle around a fixed object and your bike frame, then close the lock. Make sure it's properly locked to ensure maximum security. When it comes to maintenance, this lock is a breeze. It's easy to clean, just use a damp cloth to wipe off any dirt or grime. Avoid exposing the lock to extreme temperatures for long periods as this might affect the performance of the lock cylinder. Keep the key dry and store it in a safe place. If you notice any issues with the lock or key, contact our customer service for assistance.