2pcs matched Audio Valve Vacuum Tube Russia SOVTEK 5881 Replace 6L6 6L6GC EL34
2pcs matched Audio Valve Vacuum Tube Russia SOVTEK 5881 Replace 6L6 6L6GC EL34
2pcs matched Audio Valve Vacuum Tube Russia SOVTEK 5881 Replace 6L6 6L6GC EL34