TWO (2) Western Electric 300B 1960's Vintage tube Pair!!! WORKING!

Here is 60's TWO Western Electric "300B".
One bid is TWO (2) tubes.

I check these tubes with tube tester.
(I checked tubes with N.R.I professional, Model 70)

Of course, the sound is Excellent!!!

Please check the photos.
Very hard to find, Be quick or be miss...