(!!) (Best Pair #1) 6K11=6Q11 GE NOS 1979 (1 pair)
(!!) (Recommended Pair) 6K11=6Q11 GE NOS 1979 (1 pair)
12 pin US made compactron PC mount black phenolic sockets with pins on 1" centers (for 6C10, 6K11, 6KD6, 6LF6, 20LF6) (5 in stock)
6K11=6Q11 GE branded RCA NOS 1960's (88/60, 92/60, 90/60)
6K11=6Q11 GE branded RCA NOS 1960's (93/60, 97/60, 92/60)
6K11=6Q11 GE branded RCA NOS 1969 (88/60, 92/60, 90/60)
6K11=6Q11 US Brands NOS 1960's (8 in stock)