Expertly manufactured, our long-awaited Ruby 6L6GCMSTR Power Vacuum Tube is finally back in stock after the factory closure. With a 2024 production date, this highly sought-after tube offers unparalleled quality and performance for all your audio needs. Upgrade your sound today with Ruby.

A Santana Favorite and our most popular 6L6GC tube with a full sounding with good power and very durable construction,A rugged copy of the Philips STR tubes.

All RUBY Tube power tubes come already matched.There is no extra charge for this service. Our Magic Parts matching process is very exact and our tubes are matched within +/- 1 ma (mille amp) of each other.