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This 40BS21 sprocket featured a 1-7/16" finished bore with a key-way and two set screws
Our superior UCST212-38 bearing with a 2-3/8" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid cast-iron housing
Sheave Weight: 45 LBS
UCFT206-18 Bearing Dimensions
This 40BS36 sprocket features a 7/8" finished bore including a key-way and two setscrews
41B84 Sprocket With Stock Bore 3TB Split Taper Bushed Pulleys This 40BS21 sprocket featured aThis 41B84 sprocket is a durable, premium quality, and precision sprocket that is manufactured out of high quality steel. This sprocket is manufactured for optimum performance, durability, and to strict quality control standards. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #41 roller chain and sprocket which prevents premature wear or breakage. It is also black
