The DXXL is a Sold Secure Diamond bicycle lock. It consists of a D-lock with maximum security and a highly durable loop chain that withstands even the toughest attacks and is rated with a Sold Secure Diamond. The high-security Hiplok DX is a D-lock featuring a 14mm premium hardened steel shackle with double locking and anti-twist protection. The DX is the lightest D-lock with a Sold Secure Diamond rating and features Hiplok's patented CLIP + RIDE system, allowing it to be easily attached to bag straps and belts—no mounting required. It includes three coded, interchangeable keys. The high-security performance chain has a loop end that allows for a greater locking length when used with a D-lock, making it suitable for multiple bicycle locks.