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.