Product Parameter BD-K31 Specifications Brand: BOZZYS Color: Metallic Material: Steel Process: Galvanized rustproof surface Body Size: 60mm Width, 87mm Height Weight: 103g Detail Display 1,High quality Steel Material: Made from hardened steel, galvanized rustproof surface. Hard to pry: sturdy and durable.Hook design 2,Butterfly shape design: improve flexibility and operability