Our #40/41/420 chain - 60 tooth sprocket for go-karts and mini bikes is four pounds of finished steel. This 9-3/4" disc sports a 2-1/8" bore and eight 3/8" mounting holes arranged in a square to create two different mounting distances, 3" and 3-1/2". Please refer to the picture for the visual depiction of the mounting hole distance measurements.
Note: Depending on current stock, you may receive a sprocket with a black or silver finish.
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Proposition 65 Warning