6BY8 Sylvania Vacuum Tube, Tested Good, Ships Quick From Mississippi

6BY8 Sylvania tube (new, priced as used).  

• All tubes have been tested as good.
• Tubes with no brand listed in the title are part of a multiple-tube listing, and the brand we ship will be a USA brand such as RCA, Sylvania, etc. All tubes are vintage.
• If the title lists a brand, the photo is the actual tube being shipped.
• If the title does not list a brand, the photo is one of the tubes in that listing, but may not be the actual tube you receive.
• All tubes listed here are listed as used, though some may be new.
• All tubes are shipped in boxes. Most are white boxes.  Factory boxes may be a different brand from the tube inside.