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bionicon golden willow trail bike trailbike adjustable suspension 6-inch heim 3guide chainguide
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  1. Heim 3Guide

    The 3 ring-compatible, patented Heim 3Guide. I put this on the Bionicon Golden Willow because the way I was riding the bike, the chain was dropping constantly. The 3Guide weighs almost nothing, is easy to install, and works great. Ther
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