Boost front hubs are designed as precision mountain tools. Featuring a one-piece axle to provide a stiff hub with rail accurate steering. To thwart mud, water, and contaminants as you power through rough trails, Boost hubs have heavy-duty bearing seals and snaprings, that provide superior protection with ultra-low drag.Wide flange placementFits 110x15mm Boost spacingEasily serviceable with a T10 Torx and pick or pen knifeEngineered, manufactured, and assembled in Portland, Oregon USA with King Lifetime WarrantyItem SpecificationsBearing TypeSealed CartridgeColorBlackDefined ColorBlackFront Axle15mm Thru x 110mmHub Drilling32Hub/Brake Compatibility6-Bolt DiscSpoke InterfaceJ-Bend Chris King Boost Front Hub Front Hub UPC: 841529202915