When it comes to bike security, Kryptonite is the name riders know and trust. They’ve been in the game since the ‘70s – and their locks have protected everything from café bikes to courier rigs in some of the toughest cities in the world. Whether you’re after a Sold Secure Gold U-lock or a flexible chain for quick stops, Kryptonite offers serious peace of mind. At Balfe’s Bikes, we stock their most trusted options – including the legendary New York lock, commuter-ready chains and folding models for added convenience. Browse Kryptonite’s toughest bike locks and keep your ride where you left it.