The Hope Hose Guides are cnc-machined aluminum guides which screw into the canti bosses on mtb forks. Come in pairs, which includes one bolt having a shaped head for routing disc brake cables/hose. The other is a blanking bolt. 8 MM guides are usually used for the fork studs. 10 MM guides are usually used for the mtb frame. Fits all forks except Marzocchis with a separate brake bridge. Choice of Black, Blue, Gold, Red, Silver, or Gun Smoke anodized.