Oxford Magnum Duo 340mm U-Lock + Cable The Oxford Magnum is an ultra-strong U-lock designed for reliable security of bicycles, motorcycles or other vehicles. Its hardened steel construction and independently tested security design make it a robust solution against theft attempts. The Magnum features an ultra-strong double locking mechanism and a high tech pick-resistant locking system. According to the supplied manufacturer information, it has been rigorously tested and achieved Sold Secure Powered Cycle Motorcycle Gold, ART 4 star, SBSC and FG certification. Oxford also offers a key replacement service if the key number from the metal tag has been kept safely. Features: Ultra-strong U-lock for high security 16 mm hardened steel shackle Sold Secure Powered Cycle Motorcycle Gold approved according to manufacturer information Also ART 4 star, SBSC and FG certified according to manufacturer information Resists saw, bolt cropper and drill attacks according to manufacturer information Key replacement service available with recorded key number Ultra-strong double locking mechanism High tech pick-resistant locking system Lock head dust cover Two keys included Carry bracket included for cycle use Dual-use product for different security applications 5-minute attack tested according to manufacturer information Duo model includes a 1.2 m cable for securing component parts Specifications: Product: Oxford Magnum Function: U-lock Material: Hardened steel External length depending on version: 270 mm or 340 mm