Tram Browning Penetrator SP 63 CB Radio Antenna

CB, 10 meter amateur antenna. 5,000W power rating, round coil, 6" stainless steel shaft, harder than steel insulators, chrome plated coils, 3/8" x 24 thread mounting, 49 1/4" stainless steel 17-7 ph tempered 3 mm whip, 63" total height.