UV Resistant Antenna Element Holder for Boom 12 mm Element 4 mm.
Best quality black element insulators, RF friendly, ideal for VHF and UHF. High-density Polyethylene (HDPE), εr=2.26. Screw does not touch the element.
Boom 12 mm
Element diameter 4 mm
Good for VHF, TV UHF antennas to hold thin 4 mm elements.