Rims: WTB ST i23, inner width: 23 mm* TCS 2.0 Tubeless system* Solid Strip (included) protects and ensures a smooth surface between the tire and the rim* Easy On-Ramp profile allows for a smooth tire installation and stress- free inflation* Industrial Epoxy reinforced Pinned Joint provides repeatable tubeless consistency* Drilled for Presta valve* 32 holesFront hub: * Shimano HB-MT400, 15mm E-THRU, 100mm* Center Lock disc mount* Adjustable bearings* Front E-THRU Axle not includedRear hub:* Shimano FH-M4050, M10x135mm* HG Freehub compatible with 8 - 10, MTB 11-speed* Center Lock disc mount* Adjustable bearings* Rear Quick Release binder includedTubeless Compatible (Valve and Tape not included)Assembled in North America by experienced wheelbuilders with Sapim 14G Stainless Steel spokes and 14mm Brass Polyax Nipples