Sennheiser AM 2, Antenna Front Mount Kit, 50 Ohm for GA2, GA3 and 1G8, Antenna front mount for connecting the antennas of EM 100 G2, EM 300 G2, EM 500 G2 receivers or SR 300 IEM G2 transmitters to the front of the rack. To be used in combination with the GA 2 rack mount.