This 35V750SF Sheave uses an SF bushing
What sets this 6208 bearing apart from others is the ABEC 3 precision standard that this bearing is made to
41BS70 1 1/2" Finished Bore Sprocket Dimensions
160U80 Sprocket Dimensions
120R17 sprockets are bored to accept a R1 type taper bushing
4545 Taper Lock Bushing X 3-7/16" Bore SK This 35V750SF Sheave uses anThis 4545 taper lock bushing is a high quality, durable, and dependable product that has been precisely manufactured to out last and out perform the competition. 4545 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