Made of heavy-duty black fiberglass, the Tram Tram 18 Ft. Black CB Base Antenna with 26 MHz to 31 MHz 5.75 dBd Gain comes with twin tuning rings for fine tuning capabilities and provides omnidirectional coverage for optimal transmission and reception. It stands 18 ft. tall and comes in 3 sections for easy installment. A mounting bracket with stainless steel hardware is included.