THE RUBBERIZED ROLLERS AND GRAPHITE SUPPORT BEARINGS PROVIDE AN EVEN TORQUE THROUGHOUT USE AND GUARANTEE THE BELT'S ALIGNMENT, WHICH CAN BE CORRECTED IF NECESSARY USING THE ADJUSTMENT KNOB. THE BELT IS EASY TO REPLACE VIA THE QUICK-CHANGE MECHANISM, AVOIDING UNNECESSARY WASTED TIME. THE SANDER CAN BE TILTED QUICKLY THANKS TO THE QUICK-RELEASE LEVER, ALLOWING YOU TO CARRY OUT COMPLEX WORK IN COMFORT.