... SpecifIcation1.SpecifIcation:L=70MM50mm2.Turnable Base 180 degree,Marine Hardware,Marine Hinge,Marine cleat,antenna mount marine hardware3.SS316 OR SS304Details1. Casting: investment casting ,precision ... . Materials: stainless steel ,carbon steel ,alloy steel, heat resistant steel ,tool steel ,brass and aluminum ,according to DIN ,EN, ASTM, BS ...