Experience improved tone in your amp with JJ 6V6GTCZ tubes. From clearer bass to rich highs with a chime, these tubes cater to all music styles. They provide a smooth distortion when pushed, easily customizable for your desired tone.

All RUBY™ Tubes come already Matched with a 6 Month Warranty. 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.

All Ruby Tubes are pre-sorted, tested, and burned in. You can count on these for quality assurance!

6 month warranty on all tubes.