Hope rs4 rear road hubhopes reputation continues to grow internationally they have achieved global recognition due to the high quality products they offer to the market this rs4 rear road hub is strong smooth and serviceable this hub is modestly light at 262 grams the hub shell is made from t 6 aluminium billet and is paired with stainless steel cartridge bearings for durability and when the time finally comes easy servicing featuring 44 point engagement reduced drag ratchet mechanism