Feature: The Radio Antenna Mount model SS-3H has a spring wire diameter of 0.2 inch (5 mm) and a screw size of 3/8 inch
Widely Application: This 305311SS Radio Antenna Spring with standard 3/8" x 24 thread fits most off-road vehicles, whether you are driving an off-road ATV, UTV, or Jeep; Compatible with antennas up to 60 inches long, suitable for CB and amateur radio antennas
Rust Resistant : The SS-3H Antenna Spring Mount is made of durable top grade electropolished stainless steel and standard 3/8 "x 24 threads, and are plated and polished to a matte black color that is more rust resistant than regular stainless steel and chrome plating
Stable and Flexible: The Radio Antenna Base supports up to 60" long antenna, is able to bend it for long periods of time without losing shape, and provides flexibility when the antenna is hit or shaken, no more worrying about your antenna being damaged by trees, low suspension, strong winds, etc
Easy to Install: Simply screw the CB Antenna Spring into any CB stud or mounting, then screw the antenna into the top of the disconnect