CB 26 - 29 Mhz 2-1/2"PIPE MOUNT S/S clamps 6 db gain MECHANICAL FEATURES ELECTRICAL FEATURES Botton diameter Antenna structure Epoxy fiberglass Stainless steel and brass Polihurethane paint Chromium plating same features as code 10093 but with chrome plated brass ferrule fitting 1 "-14 threads female Base material MECHANICAL FEATURES chrome plated brass fiberglass whip Polihurethane paint On base 1"-14 threads female ELECTRICAL FEATURES SPARK CB/TM with nylon 4 way base included SPARK CB/MLL with nylon 4 way base included