(!!!) (BEST PAIR) 6AL5 Sylvania NOS (1 pair in stock)
(!!!) (BEST PAIR) 6AL5 Sylvania NOS 1960's (48-50/40 and 50-50/40)
(!!!) (Best Pair) 6AL5 Tungsol NOS 1965 (48-49/40 and 49-49/40)
(!!!) (Best Pair) 6AL5 Tungsol NOS 1965 (49-49/40 and 49-49/40)