The CL474S is one of the most popular UHF CB antennas as it has great gain and short length. Its a fiberglass collinear antenna with 3.6m coax & supplied with a pl259 connector. It is available in white or black and has a shock absorbing spring with a 1/2" UNF stud that can be mounted almost anywhere on a vehicle. It does not need to be earthed and can also be used as a mini base antenna.