6CJ3=6DW4B GE copper plate low hours/like new (1 pair)
6CK3 GE NOS 1973 (1 pair)
6CK4 Sylvania NOS
6CL3=6CK3 GE NOS (7 in stock)
6CL3=6CK3 RCA NOS (1 pair)
6CL3=6DW4B Westinghouse Japan NOS (1 pair)
6CL5 Sylvania rebranded International NOS 1956 (0 in stock)
6CL6 RCA black plate NOS 1950's (34.2ma)
6CL6 RCA black plate NOS 1953 (35.5ma)
6CL6 RCA FAA NOS 1963 (29ma)
6CL6 RCA FAA NOS 1963 (34.5ma)
6CL6 US Brands NOS (29 in stock)
6CL6 US Brands used/good (8 in stock)
6CL8A GE NOS (8 in stock)
6CL8A RCA NOS (3 in stock)
6CL8A Sylvania NOS (15 in stock)
6CL8A Sylvania NOS (2 for $6)
6CM3 GE NOS 1960's (1 pair)
6CM6 Raytheon Japan NOS (48.5ma)
