(!!) (Recommended RCA Pair) 6CJ3 RCA NOS 1970 era (1 pair)
(!!) (Recommended) 6CJ3/6DW4B Sylvania copper plates tipped top NOS (0 pairs in stock)
(!!) 6CJ3=6DW4B GE copper plates NOS 1960's (3 pairs in stock)
6CJ3=6DW4B GE copper plates used/good 1960's (1 pair)
6CJ3=6DW4B Sylvania copper plates used/good 1970 era (1 pair)
