The much sought after and not bettered DV27 type base for 3/8 thread CB and Ham Amateur Radio Antenna Aerials.

Designed for those who need to drill a hole through panel or bodywork to mount the antenna.

Supplied complete with 3 point grounding plate, starwasher for best contact, rubber weather seal and fastening nut.
Bases spread the antenna weight but only requires a 1/2" body hole . Will also  fit gutter and raised hatch mounts.