Pro Trucker CB Radio Coax BNC Male to UHF Female Adapter BNC Male to UHF Female Adapter - Impedance: 50 ohm Application for Antennas, Wireless LAN Devices , Coaxial cable, Wi-Fi Radios External Antenna and more Constructed of nickel-plated brass with gold plated contacts. Golden pin low loss. Connectors are Milled Brass with Nickel Plating for Durability Overloaded Mobile is an authorized re-seller of Pro Trucker products