2A3 - 6A3 - 6B4 - 300B
Shop our selection of 2A3, 6A3, 6B4 and 300B vacuum tubes. These tubes are all somewhat related to each-other but are by no means interchangeable. They are all part of what is considered to be the top of the SET tubes.
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New Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
$263.04New Factory Tested & Matched Pair of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top...$263.04 -
New Matched Quad (4) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
$520.43New Factory Tested & Matched Quad of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top...$520.43