I have 4 pairs NOS never used. Matched low noise sets. Purchased 2022 form the TUBEMAN. $150 per set (2 tubes.) plus shipping USA only These have been been used. These are better then the Mullards and last longer.
I have 6gk5 Mullards 11 sets. These are used. These are Cyroed purchased form the Tubeman and Upscale audio. I can sell the hole collection for $220 or 1 set for $25 plus shipping USA only.
All sales are final no returns
Payment PP friends and family only.