A pair of military quality, 4-pole 6201USA/JAN 12AT7WC tubes by G.E.Solid disk getter, grey plate. Tubes have 95% on each side, or better, guarantee. Will sell by the pair. This is a multiple items sale, price is for one matched pair. Shipping: U.S.A. $7.46, Asia/Europe/Australia $9.25, Canada $6.40-$14 varies according to regions. Quoted shipping cost is good up to 5 pairs. Canadian buyer please wait for my invoice before paying, the Ebay quoted shipping is incorrect. Combined shipping is your privilege, providing all items paid for in 7 days. I cannot keep track of the unpaid items indefinitely. If you cannot agree to that, please do not bid.