Tram TRAM 3700 3,700-Watt 26 MHz to 30 MHz Trucker CB AntennaTram TRAM 3700 3,700 Watt 26 MHz to 30 MHz Trucker CB Antenna 3,700W watts power handling; Frequency: 26 MHz to 30 MHz; Center loaded heavy duty loading coil; Thermoplastic round coil holder for greater noise reduction; Stainless steel 6 in. shaft; stainless steel 3 mm tapered whip with 46 15 16 in. length; Standard 3 8 in. x 24 thread CB mounting;