Something else that is notable about this 08B25 sprocket is that it fully meets all ISO Standards
08A-2 Roller Chain Dimensions
Tooth Count: 8
100BS21 2" Finished Bore Sprocket Dimensions
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
1008 Taper Lock Bushing X 20mm Bore Double Capacity Roller Chain Something else that is notableThis 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