Super Stick IV UHF 5/8 wave flexible base loaded telescopic antenna is the standard for field use whether in the countryside or city. It provides 6-9 dB gain and is useable in two positions: fully extended or fully collapsed. SSIV is available in the following bands: 440--470 MHz. This new flex coil matching network provides at band center low SWR as well as a + or - 5 MHz band center. (Example an antenna tuned at 440 being the band center, the antenna will perform the same between 435-445 MHz.) For a custom frequency call 1-800-527-5439 or email sales@smileyantenna.com Telescope 5 1/2" down and 16 1/2" up.