RE: How do you measure string stretch?
I've taken strings off new bows, that haven't been shot and found the string to be as much as an inch too long. Some were built poorly and crept while sitting. Others were built to the wrong length. You cannot trust what comes on the bow.
In order to get a point of reference. I recommend taking the string and cables off and getting them to factory spec. (length), by twisting. I put mine in a string jig and put about 80-100 pounds of tension on it. Measure it, and add twists, until it measures what it should. After doing this, take the axel to axel measurement and write it down for future reference. You only have to do this once. On a single cam bow, the string will have crept approximately twice what the measured axel to axel length discrepancy was.
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