Hand Knob Handle Type Star Handle Material Polypropylene Mounting Type Hex Hole for Bolts/Cap Screws/Nuts Thread Size 1/4 in Handle Dia 2-1/4 in Base Dia 1 in Overall Height 1 in Inside Dia 1/4 in Tap Type Through Hole Includes - Standards - Color Black Features Fixtures and Unusual Length Fasteners Jigs MRO Prototypes Finish -