Ruby Tubes

Ruby Tubes


  • Gift Card 2017

    Gift Card 2017

    From: $25.00

    To: $100.00

    Doug's Tubes Gift Card 2017
  • Ruby 5U4GBM-274B

    Ruby 5U4GBM-274B
    $29.95
    Ruby 5U4GBM/274B full wave rectifier tube. *NEW*!!
  • Ruby 6L6GCBSTR

    Ruby 6L6GCBSTR
    $21.95
    RUBY 6L6GCBSTR. Tall bottle, solid black plate. New arrival!

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