Gemini MM-4000 Professional Rack-Mounted Mixer Drums 65 mm poly-cylindrical bore is

65 mm poly-cylindrical bore is tapered through both upper and lower joints to ensure better intonation and tonal evenness from one register to another

It is possible that the tuner does not work

comes with orig packaging

5 scale length and a fatter D shaped neck

This has never been owned but is selling at a used price

Gemini MM-4000 Professional Rack-Mounted Mixer Drums 65 mm poly-cylindrical bore isA Gemini MM 4000 Professional Rack Mounted Mixer in Very Good condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is what you will get so please check out the pictures! Everything we sell has been tested and is fully functional unless otherwise noted. We have a 5 star rating