120BS18H Sprocket With 1" Finished Bore 04B-2 Metric Roller Chain Bore: 12mm

Bore: 12mm

Maximum Bore: 51mm

120BS12H 2" Finished Bore Sprocket Dimensions

Hub Diameter: 23mm

low maintenance

120BS18H Sprocket With 1" Finished Bore 04B-2 Metric Roller Chain Bore: 12mmThis 120BS18H sprocket features a 1" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 18 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 120BS18H sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #120 roller chain and sprocket thus preventing