Split Taper Bushing, Bore Bushing Series Q1, Bore Dia. 1 1/2 in, Length 2.5 in, Bolt Circle Dia. 3.375 in, Bolt Size 3/8 in x 1-1/4 in, Taper 3/4 in per ft for Shaft Clamping, External Key On Bushing Provides Positive Drive, Flange Type Solid, Material Ductile Iron, SAE Grade G3000, Includes Cap Screws