Robust, corrosion-resistant stainless steel body and hardened steel shackle. Easily resettable 4-digit combination with 10,000 possible combinations. Highly secure closed-shackle design protects against crowbar and hacksaw attacks. Ideal for securing outbuildings, sheds, garages, gates and storage lockers. Horizontal shackle clearance: 22mm. Vertical shackle clearance: 16mm. Shackle Dia: 9.5mm. Weight 0.225kg.