mini screw lock carabiner 1.made of aluminum,alloy,stainless steel 2.various colors and sizes 3.use for climbing , keychain mini screw lock climbing carabiner : materialaluminum, alloy , stainless steelcolorblack, blue, silivery, green etclogo silk screen printing or laser engravequalityexport standardIf you would like to know more details of our products , please feel free to contact me . mini ...