(!!) 5U4GB RCA NOS 1970 some white oxide flakes inside tube (55/40 and 55/40)
$ 49.99
5U4GB RCA NOS 1970 some white oxide flakes inside tube
55/40
55/40
Recommended for
- SET amps
- Wright Sound SET
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See more: vacuum tube
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 5U4GB RCA NOS 1970 some white oxide flakes inside tube (55/40 and 55/40) "Pin It")