TRAM 717 Oil-Filled Coil CB Antenna *Oil-Filled Coil CB Antenna * 6" stainless steel shaft 56" tall 1500W Heavy-duty, high-grade copper loading coil offers greater field strength 6dB gain 44 1/2" stainless steel, 17-7 pH tempered, .118" (3mm) heavy-duty tapered whip Standard 3/8" x 24 thread CB mounting Mount sold separately * WARRANTY: ONE YEAR