(!!!) (BEST PAIR) 5R4GYB RCA branded Westinghouse NOS 1966 (54-52/40 and 52-52/40)
$ 54.99
1 pair) 5R4GYB RCA branded Westinghouse NOS 1966
1 tube) 54/40 and 52/40
1 tube) 52/40 and 52/40
See more: vacuum tube
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 (BEST PAIR) 5R4GYB RCA branded Westinghouse NOS 1966 (54-52/40 and 52-52/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/3_5a11da74-b044-42c9-be3a-9dd04d2b1bd1.jpg?v=1773722599){kind=link}
 (BEST PAIR) 5R4GYB RCA branded Westinghouse NOS 1966 (54-52/40 and 52-52/40) "Pin It")