100B48 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
Hub Diameter: 4"
100B45 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
100BS21 2" Finished Bore Sprocket Dimensions
08A-2 Roller Chain Dimensions
1008 Taper Lock Bushing X 20mm Bore Double Capacity Roller Chain 100B48 sprockets with a stockThis 1008 taper lock bushing is a high quality, durable, and dependable product that has been precisely manufactured to out last and out perform the competition. 1008 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 20 millimeter bore with a standard keyway, for more