TheHope Pro 4 Freehub Assembly XX1/XDis a high quality replacement freehub assembly forHope Pro 4 Hubs. Hope Pro 4 Freehub Assembly XX1/XD Specifications For use with SRAM XD (11 Speed) Cassettes only
Hope Pro 4 Freehub Assembly XX1/XD - one size is ideal for bicycles requiring replacement freehubs and are one size, suitable for most bicycles.
