GE 6SN7 Short Glass Gray Plate Vacuum Tubes (3) Amplitrex Tested 84-96% Gm
RM 144.73
6SN7/12SN7/6SL7/12SL7
Dumont 6SN7GTB Beautiful Vacuum Tube Amplitrex Tested 107/96% Gm
RM 103.38
GE Set of Two Gray Plate Tall Glass 6SN7 Vacuum Tubes Testing 100/100% & 96/92%
RM 103.38