41BS80 High-Performance Sprocket 1-1/8" UCPX00 2-Bolt Set Screw Pillow Block Bearings This 40H21 sprocket is a

This 40H21 sprocket is a durable

For more information on a two groove 25V1870SF sheave

Connecting Link Pin Length (A): 78

What sets this R20 bearing apart from others is the ABEC 3 precision standard that this bearing is made to

CSB206-18 bearing is a light-duty ball bearing insert made to C3 precision standards and utilizes set-screws to secure to a 1-1/8" shaft

41BS80 High-Performance Sprocket 1-1/8" UCPX00 2-Bolt Set Screw Pillow Block Bearings This 40H21 sprocket is aThis 41BS80 sprocket features a 1 1 8" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that 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 resistance to the environment and will prevent early rust build up. We also offer stock bore