you want to e sure the angel of where your seat and chain stays goes into the end is correct, and that the end attaches in the right way for your frame, and that the width of where the end of the seat and chain stays goes is the right width
@chris_crash started
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you want to e sure the angel of where your seat and chain stays goes into the end is correct, and that the end attaches in the right way for your frame, and that the width of where the end of the seat and chain stays goes is the right width