Adjusting knob or screw raises and lowers the front wheels of the Ren-O-Thin Power Rake. Blade height is adjusted by loosening the locking lever and turning the adjusting knob. You should adjust the blades to 1/8" (3 mm) above the surface.
WARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov