(!!) 5Z3G Sylvania Italy NOS 1960's (54/40 and 55/40)
By Tube World
$ 34.99
5Z3G Sylvania Italy NOS 1960's (54/40 and 55/40)
See more: vacuum tube
By Tube World
5Z3G Sylvania Italy NOS 1960's (54/40 and 55/40)