Lobster claw clasp (also known as Snap Hooks) have a variety of applications with rope and chain. Thanks to the spring-loaded gate quick release its very convenient for use in areas to remove where you need a hook. The carabiner hook is made of the try Zinc Coated Steel A Better Corrosion Resistance Than untreated steel. Measures the hooks 80 mm tall and the steel band is 8 mm in diameter