Hand Knob, Handle Type Fluted, Handle Material Plastic, Mounting Type Hex Hole for Bolts/Cap Screws/Nuts, Thread Size M12, Handle Dia. 2-3/8 in, Base Dia. 1-1/4 in, Overall Height 0.8 in, Inside Dia. 12.00mm, Tap Type Through Hole, Features Grasp and Turn, Seal Material Not Applicable, Finish Matte