Thread: Kids' bikes with some serious chain tension issues
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Old 09-29-13 | 08:04 AM
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dsbrantjr
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From: Roswell, GA

Bikes: '93 Trek 750, '92 Schwinn Crisscross, '93 Mongoose Alta

I suspect that the chainrings are not out of round but eccentric. If the chainrings are bolted to the crank arms you might be able to loosen the bolts and move the ring to where it is more centered. If they are welded or riveted you are out of luck.
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