2) Z759=CV5060 GEC UK Coated Glass NOS
this tube is NOT a sub for a 6U8 or a EF86
it is strictly a DIY tube
Filament pins = 5 and 6
$3.00 $9.99
2) Z759=CV5060 GEC UK Coated Glass NOS
this tube is NOT a sub for a 6U8 or a EF86
it is strictly a DIY tube
Filament pins = 5 and 6
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