Posted by Ron on April 02, 2007 at 20:19:44:
In Reply to: Fellows 6a change gear question posted by Dan on March 31, 2007 at 14:52:58:
Because ultimately you are dealing with a prime number (71). Because of the limiting space inside the change gear area, you'll need a 71 teeth gear.
The gaps in the charts are for this reason.
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