Hand Knob, Handle Type Fluted, Handle Material Polypropylene, Steel, Mounting Type Threaded Insert, Thread Size 5/16 In.-18, Handle Dia. 2-1/2 in, Base Dia. 1-1/4 in, Overall Height 1-1/4 in, Tap Type Blind Hole, Includes -, Standards -, Color Black, Features Soft Touch Material, Finish Zinc Plated Component