FEATURESSHIMANO engineered proprietary sealing tubeless system24.6mm wide rim profile (19C)UST tubeless compatibleQuick, double pawl engagement FREEHUB optimizes traction2-cross laced tangent straight laced spokes optimizes torsional rigidityE-THRU rear 12mm stiff axle improves cassette and rotor precisionE-THRU front 15mm stiff axle minimizes suspension distortionCENTER LOCK is a quick, simple, lightweight and effective rotor mounting systemAngular Contact Cup & Cone Bearings with labyrinth & contact high quality sealingPRODUCT SPECIFICATIONSMODEL NO: WH-MT66-RSERIES: SHIMANOColor: Black | WhiteAverage weight: 1001gRemarks ** Exclusive rim tape***CP is available only for 9 & 10-speedSpokes_Straight pull: Quick release skewer length (mm)_168: Quick release skewer length (mm)_173: Front/Rear: RearReflector_AS: CATEYE RR-550-WUA SWReflector_DIN: CATEYE RR-317-WUA SWReflector_JIS/CPSC: CATEYE RR-550-WUW SWRim_Height (mm): 19Rim_Requires rim tape: X**Rim_Rim joint: WeldingSeal_FREEHUB body: ContactSeal_Hub: Labyrinth & ContactSpokes_Butted: 2.0-1.8-2.0Spokes_Number: 24Tire_Recommended size: 26x1.50-2.25Tire_Type: UST/clincherWheel Size: 559x19C (26)Specification: R