(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40)
$ 24.99
5Z3G RCA NOS 1957 (58/40 and 60/40) large getter flashing
5Z3=5U4G with UX-4 pin base (same specs)
- Korneff 45 SET
- Emotive Audio SIRA
See more: vacuum tube
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 (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_b4e055f7-2911-4633-b39f-993f5a433b2d.jpg?v=1761687363){kind=link}
 (Recommended Single) 5Z3G RCA NOS 1957 (58/40 and 60/40) "Pin It")