F MALE TWIST ON A,RG58/U B,RG59/U C,RG6/U D,7C2V Factory Price F Connector 1. RG58/ RG59/ RG6/RG11 2. Plating: Nickel/gold 3. Material: Copper , Zinc,half copper and half Zinc 4. ROHS5 18mm,19mm,20mm,22mm,different length available.6. OEM accept7. Can do waterproof with O ringWe professionally manufacture different kinds of Audio/Video Connectors, Such as The BNC Connector, F Connector, Scart ...