(!) (BEST PRICE) 0B2 RCA used/good 1960's - 1970's (4 tubes for $9.99)
By Tube World
$ 9.99
4 tubes for $9.99
0B2 RCA used/good 1950's - 1970's
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 (BEST PRICE) 0B2 RCA used/good 1960's - 1970's (4 tubes for $9.99)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/999_4_e8a78938-e9bb-4a58-996e-e722f19192be.jpg?v=1576534335){kind=link}
 (BEST PRICE) 0B2 RCA used/good 1960's - 1970's (4 tubes for $9.99) "Pin It")