Hand Knob, Handle Type Star, Handle Material Steel, , Mounting Type External Thread, Thread Size 1/4 In.-20, Thread Standard UNC, Handle Dia. 25.00mm, Base Dia. 12.00mm, Overall Height 16.00mm, Screw Length 30.00 mm, Overall Length 1.81 in, Includes -, Standards RoHS, Thread Type UNC, Color Black, Finish Matte