EL34CZ RUBY TUBES MATCHED PAIR

JJ EL34CZ tubes with great tone and lots of power.  Very dependable.  Bold bass, thick mid-range.  Good high-end, not too bright.  Great for the classic rock n' roll sound.

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.