This is for two Sylvania and one RCA 6B10 amp preamp tubes. They each have gray plates and one side round getter and are in good clean condition. These are used vintage tubes and were made in the USA. See the pictures for condition. Guaranteed to play good, they tested good strong close matched on my tester  as seen in the pictures.

Check out my other items, Vintage Tubes, guitar parts and more!! I will combine items at a lower cost for shipping on multiple auctions won. Shipping is done by USPS, it will be packaged safely. Ebay automatically adds state sales tax. No returns or refunds of any kind on International overseas sales.

For multiple items click REQUEST TOTAL FROM SELLER after Buy it Now to receive an invoice.