(!!!!) (Best Sylvania Pair) 6BQ5 Sylvania black plate NOS 1970's (56.0ma and 58.0ma)

(!!!!) (Best Sylvania Pair) 6BQ5 Sylvania black plate NOS 1970's (56.0ma and 58.0ma)

$149.99
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1 pair) 6BQ5 Sylvania black plate NOS 1970's 1 tube) 56.0ma Gm=12,000 1 tube) 57.8ma Gm=11,500     Matched on Amplitrex Good Ma 40-50ma Recommended for - Tube Cube Stereo 7 - BLACKHEART BH5H- Bad Cat Black Cat 2003- Shindo Montille- RM10- Gibson GA-5 Skylark 1966- VOX- Kustom

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