 For example, the 82mm deep Zipp 808 NSW offers a claimed improvement in crosswind stability and a revised brake track for reduced stopping distances and improved all weather performance compared to Zipp's 808 Firecrest wheels.NSW wheels also featured the company's new “Cognition” hubset.The rear Cognition hub features what Zipp terms an “axial clutch” to disengage the ratcheting mechanism inside the freehub when coasting in order to reduce internal hub drag.