40BS21 High-Performance Sprocket 1-1/4" 10mm Stock Bore UCFT204 bearings are commonly used

UCFT204 bearings are commonly used in applications such as

Our UCX10-31 bearing is made to industry standards dimensionally for direct interchangeability with just about any brand

Dynamic Load Rating (LBS): 9

6322-ZZ ball bearings are found in a wide range of industrial and automation applications

Variable Pitch 2VP71 Pulley 3/4" is designed and engineered in a way that allows for precise adjustments in diameter

40BS21 High-Performance Sprocket 1-1/4" 10mm Stock Bore UCFT204 bearings are commonly usedThis 40BS21 sprocket featured a 1 1 4" 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