DIY Roller Trainer

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DIY Roller Trainer
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Instructables user dhouggy wanted to ride his bike indoors but didn't want to pay hundreds of dollars for a trainer or professionally-made roller. So with a couple 2x4s and some PVC pipe he was able to craft this working homemade model for just $50.

From PVC to Eternity

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From PVC to Eternity
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Sometimes the shortest distance between two points is ten more points.