Laminated steel body, 25 x 9mm hardened steel shackle and 4-pin cylinder. Also includes dual lever locking and ABS bumper to prevent scratching. Supplied with 2 keys. Specifications: Body W x H x Th: 54 x 38 x 28mm. Max. shackle W x H: 24 x 25mm. Shackle dia: 10mm. Weight 0.37kg.