The cog sets are the iconic pieces of the bike on the wheels with all their delicate layers of gears. This video features detailed instructions from a professional bike mechanic on how to install or remove a cog set on a mountain bike. This is useful if you want to clean your cog set or have purchased a new one that you would like to install.
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Mountain Biking How to Remove or install a cog set on your bike

By WonderHowTo
Jun 8, 2010 05:49 PM

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