(!!) 5R4GYB RCA used/very good 1961 (48/40 and 51/40)
$ 15.99
5R4GYB RCA used/very good 1961
48/40
51/40
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 5R4GYB RCA used/very good 1961 (48/40 and 51/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/2_3f3d5c40-f5dd-4a2b-bcfc-fa00945617a7.jpg?v=1732687603){kind=link}
 5R4GYB RCA used/very good 1961 (48/40 and 51/40) "Pin It")
5R4GYB RCA used/very good 1961
48/40
51/40