(!!!) (Best Pair) 6AF4A Sylvania NOS 1965 (22.5ma and 22.8ma)
(!!!) (Best Pair) 6DZ4 GE NOS 1960's (23ma and 25ma)
(!!!) (Recommended Pair) 6DZ4 GE NOS 1960's (21ma and 22ma)
(!) (PAIR) 6DZ4 GE NOS 1960's (19ma and 19ma)
6AF4 US Brands NOS (14 in stock)