(Best Single) 6K8G RCA NOS 1950 (52/25 and 60/30) strongest output
6K8 metal can NOS (17 in stock)
6K8 metal used/good (4 in stock)
6K8G GE NOS 1943
6K8G Ken Rad NOS 1940's (2 in stock)
6K8G Ken Rad tests like new 1940's (42/25 and 54/30)
6K8G National Union NOS 1950 (48/25 and 58/30)
6K8G RCA NOS 1940's (1 in stock)
6K8GT Ken Rad NOS 1947 (50/25 and 49/30)
6K8GT Philco NOS 1940's (46/25 and 62/30)
6K8MG International NOS in tall metal can (2 in stock)
