Steel shackle and zinc alloy locking cylinder. Size (H x W): 70 x 38mm. Horizontal x vertical shackle clearance: 23 x 25mm. Shackle dia: 5.5mm. Weight 74g. Steel shackle and zinc alloy locking cylinder. Size (H x W): 70 x 38mm. Horizontal x vertical shackle clearance: 23 x 25mm. Shackle dia: 5.5mm. Weight 74g.