Buyers Products K80 Series Multi-Function PTO/Pump Valve has a dual lever design for feathering, disengaging, and spring return options. The dual-color sleeves designate feathering and automatic disengage; white sleeve designates feathering; and orange sleeve designates automatic disengage. Certain models (K80F, K80DF, K85F, K85DF) provide full range feathering qualities. Valve regulates pressure from 10 to 125 PSI and is designed for dump trucks, dump trailers, transfer trailers, live floor trailers, asphalt/live bottom trailers, bottom dumps, side dumps, platform dumps, and others.