Classic 2.0 Crystal Tube

iTera-Classic 2.0 Crystal Tube - Crystal tube only, used as a replacement part for a broken crystal. The video link shows how to replace the plastic tube end of the Classic blower by moving the good Crystal Tube from the broken end to the good end. Same technique applies (after unscrewing the tube end on the Classic 2.0 blower) when removing a broken Crystal Tube from the blower tube end and replacing it with a new Crystal Tube. A good Crystal Tube is essential for the proper production of the terahertz frequencies from this unit.