ANTENNA/Whip type, 17, passive, 138-174 MHZ, includes B12607-3 gasket. CI 177-2CI 177-2 FM 2 Whip Antenna | 138-174 MHz, BNCThe CI 177-2 whip antenna is designed for use over the public service FM Frequency band. The mounting uses the popular 4 hole with the radiating element enclosed in a high str..