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Sprocket Size: 100E42
120C70 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes
100BS21 1 7/16" Finished Bore Sprocket Dimensions
This 120BS10H sprocket features a 2" finished bore with a key-way and two set screws
Sprocket Size: 08B24
120R20 Sprocket (Taper Bushed) 120B17 Sprockets Sprocket Size: 100E42This 120R20 sprocket is a durable, high quality, and precision sprocket with 20 hardened teeth that is manufactured to accept a R1 bushing. Sprockets that have hardened teeth last longer and are much more durable than those that don't. 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 which prevents premature wear or breakage. This
US$ 34.99
US$ 60.99
US$ 25.99
