Quick Detachable Bushing, Bushing Type Quick Detachable, Bore Bushing Series SD, Bore Diameter 15/16 in, Length 1.813 in, Bolt Circle Diameter 2.69 in, Bolt Size 1/4 In. -20 x 1-7/8 in, System of Measurement Inch, Bolt Hole Diameter Not Applicable, Bushing Diameter 2.188 in, Fastener Tightening Torque Capacity 5, 000 in-lb, Flange Type Split, Flange Width 7/16 in, For Shaft Type Keyed, Includes (3) Cap Screws, Keyway Height 1/8 in, Keyway Width 1/4 in, Length Less Flange 1.375 in, Material Steel