A nice set of wheels are some of the best upgrades you can make to your bike. But, nice wheels aren't only about being lightweight and high strength. It's also about performance. Increasing the rate of hub engagment will give you more immmediate power right when you need it. Power out of corners and ratchet up technical climbs without losing power output to excessive slack or free stroke in your cranks. The kit includes everything you need to make the swap quick swap including two star ratchets, two springs and grease.
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