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Uploaded on Jan 20, 2008
A bike's crank arm can be removed with a couple of different tools, both of which can be purchased online or at a bike shop. Learn about loosening the nuts to remove the crank arm with help from a former BMX and collegiate racer in this free video on bicycle repair.
Expert: David Lyell Bio: David Lyell is a former BMX and collegiate racer, mountain biking maniac and touring enthusiast.