TOUGH & RELIABLE: The OnGuard X2P Double Bolt Locking Mechanism Bike Lock won’t let you down. This U-Lock combination has over 10,000 possible variations to help you protect against thieves PROTECT YOUR BIKE: You want the best to protect your belongings - this high security Bike Lock is made with hefty 13mm hardened steel shackle resists cutting, prying & jacking to keep your bike safe ULTRA USER-FRIENDLY: This Bicycle Lock is fitted with our all-tube mounting brackets with an innovative Twist-Lock System for positive engagement & easy push button release - no fiddling, no messing WEATHER RESISTANT: We’ve packed the Cycle Lock internals with tighter tolerances & higher-grade materials for better weather resistance plus the rubber bumpers will protect your bike’s paint BEST IN THE BUSINESS: OnGuard is known for producing the meanest, toughest locks in the business. The junkyard dogs of security - thieves know that when they see an OnGuard lock it's time to move on