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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
Dimension (D): 170mm
Shaft Diameter (d): 1-7/8"
Dimension (M): 30
Length Through Bore: 8-1/2"
UCPX09-28 Bearing Dimensions
40BS21 High-Performance Sprocket 1-7/16" filter_35B21-SB Dimension (D): 170mmThis 40BS21 sprocket featured a 1 7 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket thus preventing premature wear
