The BackRack antenna mount bracket features a 3.5-inch square base pre-drilled with a 7/8-inch hole to accommodate two-way communications antennas. It bolts to existing holes in the upright and can be used on either driver or passenger side, placing an antenna atop the upright post. The bracket includes a durable powdercoat finish and is covered by BackRack's limited lifetime warranty.
BackRack Antenna Bracket 3.50in Square with 7/8in Hole