SHIMANO Deore XT Mountain Bicycle Disc Brake Freehub – FH-M8000 Review Posted: August 19, 2018 Under: Bike Hubs By ChillyBoulder no Comments Refined gear engagement and power transfer High quality sealing and angular contact bearings All-weather durability, reliable performance and lighter weight. DEORE XT FOR CENTER LOCK DISC ROTOR 32H 8/9/10/11-SPDOLD:135MM.