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National Union 6SN7 Black Glass Pair This is pair of 6SN7s that sounds excellent and made by National Union. These produce the same deep and wide soundstage as the Tun... Pairs Available : 4 Price: $175.00 RCA CRC - 6SN7GT Gray Glass Pairs Available are pairs of RCA CRC - 6SN7GT tubes with gray glass bottle which test great. These are similar to the VT-231 version, b... Pairs Available : 2 Price: $145.00 Sylvania 6SN7W Metal Base Matched Pair (split base) This is a matched pair of Sylvania 6SN7W metal base tubes-- one of the most treasured of the 6SN7 types and are characterized by e... Pairs Available : 1 Price: $345.00 Sylvania 6SN7W Short Bottle Pair These are the short version of the 6SN7W metal base, one of the most treasured of the 6SN7 types and are characterized by excellen... Pairs Available : 4 Price: $225.00 Sylvania 6SN7W Tall Bottle Pairs-- Same as Metal Base These are pairs of rare Sylvania 6SN7W tall bottle tubes. These are the same as the 6SN7W metal base, one of the most treasured of... Pairs Available : 1 Price: $350.00 Sylvania JAN CHS 6SN7WGT Pair The WGT type indicates a military spec tube that was not made for consumer use. These usually have extra support posts on the plat... Pairs Available : 0 Price: $175.00 Tung Sol VT231 Round Plate Pairs This is a pair of Tung-Sol roundplate 6SN7 tubes that test excellent on my Hickok 752. Smooth, lifelike midrange combined with an... Pairs Available : 1 Price: $395.00 Displaying 1 to 7 (of 7 products) Result Pages:  1