50BS49 Sprocket With 1-1/8" Finished Bore UEST200 Take-Up Bearings This 50BS54 sprocket features a

This 50BS54 sprocket features a 1-3/16" finished bore including a key-way and two setscrews

#200U45 Sprockets have 45 teeth and is made for ANSI Size #200 roller chain

3438" ball bearing made to ABEC 3 precision standards from AXIS

Maximum Bore: 51mm

This 6224 ball bearing is a high-precision premium quality deep groove 120x215x40 ball bearing made to ABEC 3 precision standards from AXIS

50BS49 Sprocket With 1-1/8" Finished Bore UEST200 Take-Up Bearings This 50BS54 sprocket features aThis 50BS49 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 #50 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