Description
True NOS Brimar England 6X4 / EZ90 Black Glass Smoked Vacuum Tube
This is the best 6X4 / EZ90 tube on the market. Original vintage Brimar tubes are extremely hard to find. These are the real deal, made in England. They feature black smoked glass and O getters.
Testing & Matching
Double-tested & and/or matched by Emissions on our calibrated Hickok TV-7 tube tester. Test results will be written on the box.