RF Industries Rev. Pol. TNC M LMR195 or RG-58/U (1 Unit) RP-TNC Male Crimp Coax Cable Connector for 50 Ohm Coaxial Cable Fits - RG-8X; Belden 9258; Commscope WBC-240, WBC-240R; Times LMR-240, LMR-240UF; Andrew CNT-240 RPTNC Male Connector For Wireless, WIFI - Ham, CB & Radio Antenna Connections Connectors are Milled Brass with Nickel Plating for Durability These are Reverse Polarity - Reverse Gender Connectors used by Internet hardware