(!!!) (Recommended Single) 5Z3G RCA NOS 1957 (57/40 and 58/40)
By Tube World
$ 34.99
5Z3G RCA NOS 1957 (57/40 and 58/40)
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 (57/40 and 58/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/5_983665cb-fbb1-4169-8451-99d13024c2c1.jpg?v=1696537545){kind=link}
 (Recommended Single) 5Z3G RCA NOS 1957 (57/40 and 58/40) "Pin It")