Antenna features a quality 7-17 stainless steel mast with brass fittings and an E-coated black finish No compromise in reception performance compared to the stock 50" factory antenna it replaces The CB Kit (sold separately, 308-096) allows the 21" Whip Antenna to be used with the H-D factory network When used with the CB Kit, the AM, FM and Wx antennas are matched in length