Extensive testing was done across six continents to ensure the necessary strength and impact resistance went into the ideal mountain bike wheel. To say it straight, Reserve 30 mountain wheels were designed to be put through the paces while maintaining speed, stiffness and durability.Built with Industry Nine HubsDesigned to handle agressive offroad conditionsCarbon fiber construction with 4mm asymmetric offsetBuilt with standard high-quality components including j-bend spokes and Sapim mechanically locking nipplesShips with rim tape installed, tubeless-ready valves, and cards identifying the builder of each of your wheelsBacked by a lifetime warrantyItem SpecificationsColorBlackDefined ColorCarbonFront Axle15mm Thru x 110mmHub/Brake CompatibilityCenter-Lock DiscISO Diameter584 / 650b / 27.5"Rim Width (Internal)30Tire TypeTubeless ReadyValvePrestaWheel Size27.5" Reserve Wheels Reserve 30 Front Wheel Front Wheel