Get your semi truck Ready for the Road Ahead with a reliable CB for both daily and emergency use, with the Firestik Antenna 3' 650W Top Loaded Heavy Duty CB Antenna. To offer powerful CB performance and reliability, this easy-to-install antenna threads directly into existing mounts. Crafted with quality components to offer an extended range and clear connection to multiple frequencies, AM/FM stations, and channels. FleetPride is your First Click in Heavy Duty .