Replacement Parts for 3db VHF Racing Antenna

Replacement parts for the 3db Gain VHF Racing Antenna. For the complete antenna, click here. 3db Racing Antenna recommended when it can be mounted in the center of a flat roof, with no objects 18" in any direction. If you have a roof rack, light bar or need to mount somewhere other than the center of the roof, select the No Ground Plane Antenna. Frequency Range: 138-174mHz Please specify race channel in notes above or we will tune (cut) to mid (151.625) Cut Chart Frequency Whip Length 150 45 1/8" 151 44 3/8" 152 44 1/8" 153 43 3/4" 154 43 3/8" 155 42 7/8" 156 42 5/8" 157 42 1/4" 158 41 3/4" 159 41 1/4" Mounting Instructions Mounting your antenna properly determines the range of your two-way radio. A metal roof with an antenna mounted in the center with no obstructions (roof rack, light bar) 18" in every direction provides the farthest range. Roof Racks - Mount the antenna at the highest point of the rack. Use a no ground plane antenna. No Roof - Pick a spot