This is an assembly for any chain drive project. It comes with an adjustable idler assembly and 2 drive sprockets. It also includes 3 sections of chain , each with a master link plus 2 half links so you can find the exact right length for your project. The idler sprocket runs on a ball bearing for super smooth running and has 1" of adjustment. Each drive sprocket has 6 holes to bolt to your hub. With 2 sprockets you could set up a jackshaft assembly for speed reduction.
DIMENSIONS
IDLER SPROCKET 17 tooth 2.125" diameter
DRIVE SPROCKETS 21 tooth 2.625" diameter
CHAINS 18" long each for a total of 54"
CHAIN SIZE #35
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