4x SO239 UHF Female Chassis Socket Square Flange Panel Mount Bulkhead 4 Hole PL259 

A well made metal constructed socket

Panel-mounting cut-out is 16.5mm diameter. The fixing centres are 18 x 18mm x 6BA (M3) clear

SO239 chassis mount socket 

From 1 July 2026, a flat customs duty of ?3 will apply to Business to Consumer (B2C) parcels under ?150 entering the EU.