Firestik R-3M Chrome Plated Steel General Duty CB Radio Antenna Spring - BULKThe best way to protect your antenna, mount and vehicle from damaged caused by accidental contact is to use a spring.
These springs are made from spring steel and are chrome plated.
3/8 inch x 24 Antenna Threads
General duty model handles antennas up to 36 inches
Size is about 3.0 inches (76mm) tall with a diameter of 0.800 inches (20mm).
Sold Bulk - No Retail Packaging
Firestik Model R-3M-BULK