The Sigma 3/8 Swivel adaptor
The Sigma Euro-Comm swivel and ‘Fold Over’ adaptor for all 3/8 thread mounted CB and Ham Antenna Aerials.
It enables you to fold your antenna
back on it’s mount without removing it ,and adjust the angle in both
horizontal and clockwise direction using the 6mm allen bolt and lock nut.
Ideal for parking vehicles in garages
and whilst travelling under low trees & bushes, also if your antenna
mount is on the back or side of your vehicle etc..