10B40 sprockets with a stock bore comes with the standard 20 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes
40B54 sprockets with a stock bore comes with the standard 3/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes
HCST208 bearing is a 40mm bore normal-duty take-up bearing that utilizes an eccentric locking collar to secure to a 40mm shaft
HCFS211-32 Bearing Dimensions
10C90J Sheave Dimensions
5050 Taper Lock Bushing X 3-7/8" Bore filter_H35BS60 10B40 sprockets with a stockThis 5050 taper lock bushing is a high quality, durable, and dependable product that has been precisely manufactured to out last and out perform the competition. 5050 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 8" bore with a standard keyway, for more