Quick Detachable Bushing, Bushing Type Quick Detachable, Bore Bushing Series SF, Bore Diameter 1 3/4 in, Length 2 in, Bolt Circle Diameter 3.88 in, Bolt Size 3/8 In.-16 x 2 in, System of Measurement Inch, Bushing Diameter 3.125 in, Flange Type Split, Flange Width 1/2 in, For Shaft Type Keyed, Includes (3) Cap Screws, Keyway Height 3/16 in, Keyway Width 3/8 in, Length Less Flange 1.5 in, Material Steel, Overall Diameter 4.625 in, SAE Grade 5, Taper 3/4 in Per ft