41B23 Sprocket With Stock Bore 40B51 Sprockets SER211-32 bearing is a normal-duty

SER211-32 bearing is a normal-duty ball bearing insert with a snap ring made to C3 precision standards and utilizes set-screws to secure to a 2" shaft

Inside Width (R): 11

UC207-21 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 1-5/16" shaft

Our superior UCFCS215-47 bearing with a 2-15/16" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

This 3TB74 Pulley uses a Q1 series bushing

41B23 Sprocket With Stock Bore 40B51 Sprockets SER211-32 bearing is a normal-dutyThis 41B23 sprocket 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 #41 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases