Rims: WTB CZR i30 Carbon 29" - ETRTO 622-30 - Inner width: 30mm - Made from Torayca T700 UD carbon fiber, striking a fine balance between stiffness and compliance - Asymetric and angled spoke hole drilling distributes spoke tension more evenly - Externally reinforced spoke bed - Drilled for Presta valve - TCS 2.0 Tubeless System compatible - Solid Strip (included) - 32 holes Front hub: Sram 900 Boost - 15x110mm Thru-Axle (Axle not included) - 6 Bolt Disc Mount - Sealed cartridge bearings Rear hub: Sram 900 XDR Boost - 12x148mm Thru-Axle (Axle not included) - 6 Bolt Disc Mount - Sealed cartridge bearings - Sram Double Time 4-Pawl Ratchet Freehub, 52 Points of Contact, 6.9 degree engagement angle - Compatible with 11,12 speed XD (1.85mm spacer included) Sold in Pair, including: - Tubeless Valve (x2) Assembled in North America by experienced wheelbuilders with Sapim Race spokes (Black), 14mm Brass Polyax Nipples (Black)