Locking chain clamp made from high-grade alloy steel for maximum toughness and durability. It has a nickel-plated finish, which resists rust and corrosion. The clamp features a traditional release lever, which allows the clamp to be released even at a high pressure. The traditional adjustment screw allows the clamp to fit to various sizes and pressures. This Locking Chain Clamp can hold and lock around any shape, and has a chain span of 46cm (18"). Meets all ASME product specifications. Size: 225mm (9").