300B Ruby Tubes

300B

300B is prized for its ability to produce musically accurate, highly expressive sound, making it a top choice for those seeking the ultimate in tube audio performance. 

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Ruby 300B Power Vacuum Tube Shuguang 300B Power Vacuum Tube
RUBY TubesRuby 300B Power Vacuum Tube
$99.99
Save $6.00
Genalex Gold Lion 300B Power Vacuum Tube Gold Lion 300B Power Vacuum Tube
GenalexGenalex Gold Lion 300B Power Vacuum Tube
$189.95 $195.95
JJ 300B Power Vaccum Tube Jj 300B Power Vaccum Tube
JJ ElectronicsJJ 300B Power Vaccum Tube
$180.00
Sold out
Electro Harmonix 300B Power Vacuum Tube Electro Harmonix 300B Power Vacuum Tube
Electro HarmonixElectro Harmonix 300B Power Vacuum Tube
$159.99