This Antenna mount fits into the standard 2x2 inch hitch.There is a standard 3/8-24 threaded mount ready for your antenna.  Inside the 2 inch channel is an SO-239 coax connector for your coax.  (Connector is SM-1DH HEAVY DUTY).

This mount makes installing an antenna much easier. It is great for stick type antennas for Field Day, Rover Mountain Topping, CB or when their is a need for fast and quick way to mount antenna.

This is well made and very sturdy.