JJ Electronics Rectifier Vacuum Tube 5AR4 / GZ34 Category_Mic Preamp 5mm bushing diameter and 3/8

5mm bushing diameter and 3/8 tall height fits guitars with wood top

Comes with flat knurled nut and cream switch tip

most advanced and expensive metals available

Each decorated fabric is hand selected and lined with matching (in some cases contrasting) suede leather for comfort and grip

JJ Electronics Rectifier Vacuum Tube 5AR4 / GZ34 Category_Mic Preamp 5mm bushing diameter and 3/8The JJ Electronic GZ34 5AR4 is rugged rectifier at a reasonable price. JJ has a reputation for building sturdy tubes and this one is no exception. Users report that the JJ GZ34 5AR4 is a reliable rectifier in their Vox, Fender, and hifi amplifiers.