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* E-THRU Axle not includedRear hub: * Shimano FH-MT400, 12mm E-THRU, 142mm* HG Freehub compatible with 8 - 10, MTB 11-speed* Quick Engagement Pawl Ratchet (36T / 10deg engagement)* Center Lock disc mount* Adjustable bearings* E-THRU Axle not 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