High Value BNC Male 3 Piece Crimp Connector for Cable RG174, RG178, RG188, RG196, RG316(5 Pack) Pure brass with Great connectivity.(Not Alloy) Use Best Flame retardancy material. 5-12 Businese day delivery to USA Address if Fullfilled by seller. Impedance:50 ohm (Not 75ohm) The BNC Male Pin is embeded into the Connector,as the photo shows