Hand Knob, Handle Type 4 Point, Handle Material Polypropylene, Steel, Mounting Type External Thread, Thread Size 5/16 In.-18, Handle Dia. 2-1/2 in, Base Dia. 1 in, Overall Height 1-1/8 in, Screw Length 1 in, Includes -, Standards -, Color Black, Finish Zinc Plated Component