120A20 Sprocket 20-Tooth Sprocket 70mm pitch metric chain manufactured

70mm pitch metric chain manufactured per ISO and British Standards

This 100BS24 sprocket features a 2-7/16" finished bore with a key-way and two set screws

Roller Width (W): 4

Maximum Bore: 2-1/2"

120A20 Sprocket 20-Tooth Sprocket 70mm pitch metric chain manufacturedThis 120A20 sprocket is a durable, high quality, and precision A Plate sprocket with 20 teeth that is manufactured out of high quality steel. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #120 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also evenly coated with black oxide, which adds resistance to to the environment and