Abus 55/30 Brass Padlock. 1 1/8" wide brass body with 13/64" diameter hardened steel shackle. 9/16" shackle clearance. Non corrosive internal components. 3 pin brass lock cylinder. Includes 2 keys. Keying options: Keyed Alike 5301, Keyed Alike 5303, Keyed Alike 5304 or Keyed Different.