Galaxy Style 5228-1, 1 ft Heavy-Duty Extension Mast
One foot length. Constructed of high-quality Shakespeare white fiberglass, and finished to match Galaxy antennas. This 1 " diameter extension mast can be used to increase height of an antenna and thus improve effective range, or to boost placement of an antenna above on-board obstructions. For light to moderate applications. Excellent for use with GPS or TV antennas to clear on-board obstructions.