(!!!!) (Recommended GE Pair) 5U4GB GE NOS 1960's (58-58/40 and 58-60/40)
$ 48.88
1 pair) 5U4GB GE NOS 1960's
1 tube) 58/40 and 58/40 printing on base
1 tube) 58/40 and 60/40 printing on glass
See more: vacuum tube
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 (Recommended GE Pair) 5U4GB GE NOS 1960's (58-58/40 and 58-60/40)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_cd1aef9d-364a-4ce0-aee4-ceac5da9b746.jpg?v=1571439317){kind=link}
 (Recommended GE Pair) 5U4GB GE NOS 1960's (58-58/40 and 58-60/40) "Pin It")