This auction is for two RCA JRC 5751 (12AX7) used vacuum tubes. The tubes are TV-7D/U Tested, Min. 32, test 48/49 & 47/48, GM 1200 & 1225, 1175 & 1200. Date codes 10-61 & 11-62, (1961 & 1962). The tube boxes are in fair condition with one end flap broken. SEE PHOTO.... If you have any questions or issues after receiving your item, please contact me prior to leaving feedback so that I may address them. I combine shipping on all of my auction sales. Shipping will be $2.98 first class mail in the U.S.