100C80 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes
HCFS214-44 Bearing Dimensions
UCHA209-27 bearing is a 1-11/16" bore normal-duty hanger bearing that utilizes set screws to secure to a 1-11/16" shaft
100A45 Sprocket Dimensions
3535 Taper Lock Bushing X 3-7/16" Bore Type QD Sprockets 100C80 sprockets with a stockThis 3535 taper lock bushing is a high quality, durable, and dependable product that has been precisely manufactured to out last and out perform the competition. 3535 taper lock bushings are used in a wide range of applications including; belt pulleys, sprockets, drum pulleys, drive pulleys, tail pulleys, sheaves, and gears, which are items that we also offer! Additionally this bushing features a 3 7 16" bore with a standard keyway, for more