Rear quick-release end caps that are compatible with Zipp NSW Cognition Gen 2 hubs. These are necessary to allow different freehub bodies to be compatible with Zipp's Cognition hubs.
B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
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