Quick Detachable Bushing Bushing Type Quick Detachable Bore Bushing Series JA Bore Diameter 28 mm Length 1 in Bolt Circle Diameter 1.66 in Bolt Size #10-24 x 1 in System of Measurement Metric Bushing Diameter 1.375 in Flange Type Split Flange Width 5/16 in For Shaft Type Keyed Includes (3) Cap Screws Keyway Height 3.5 mm Keyway Width 8 mm Length Less Flange 0.688 in Material Steel Overall Diameter 2 in SAE Grade 5 Taper 3/4 in Per ft