Working for all 8pin tube KT88 5U4G 274B KT66 EL34 6CA7 GZ34 6V6 6L6 5Z3P 6SN7 and so on. This 8pin vacuum tube saver increase height and protective effect.
Item Tag: Tube Adapter
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QTY 4 – ALDEN NA-ALD 419X RADIO TUBE ADAPTER – TYPE 30 TUBE TO 01As – BAKELITE
You will receive all 4 units as pictured.