40BS34 Sprocket With 1" Finished Bore UEFT200 2-Bolt Tru-Loc Flange Bearings This 120BS24 sprocket features a

This 120BS24 sprocket features a 1-1/4" finished bore with a key-way and two set screws

Bearing Size: 6213

UCST205-15 take-up bearings are designed for take-up frames

40A32 sprockets with a stock bore comes with a 19/32" inside diameter plain hole and can be easily machine bored to custom sizes

40BS34 Sprocket With 1" Finished Bore UEFT200 2-Bolt Tru-Loc Flange Bearings This 120BS24 sprocket features aThis 40BS34 sprocket features a 1" 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 #40 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 sprockets,