» Material/Plating: Ring - BeCu/Heat Treatment CU 1.25~2.5um over Nickel 2.5~5um; Body - Brass/Cu 1.25~2.5um over Nickel 2.5~5um; Insulator - Teflon; Body - Brass/ Cu 1.25~2.5um over Nickel 2.5~5um; Pin - BeCu/Heat treatment Nickel 2.5um over Gold 30u"
