Thread: Idler Sprockets
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Unread 05-02-2012, 01:32
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Re: Idler Sprockets

Quote:
Originally Posted by Lil' Lavery View Post
What's the actual function of the piece, just to route the chain around the axle? If it doesn't absolutely have to be a sprocket, there are any number of alternatives you can use. A simple piece of PVC tubing over the shaft can be used (on a temporary/replaceable basis), for instance. Just make sure the PVC is large enough to free spin over the shaft and you'll be fine.
It's function is to improve chain wrap on another sprocket. I don't know if there are any common PVC pipe sizes with an ID of .375. Do you think turning a Delrin piece to go around the shaft would work?