Rims: WTB DX18 700C / 29'' (ETRTO 622), inner width: 18 mm* Anodized black finish* CNC machined sidewalls* Stainless steel eyelets* Rim wear indicator* Pinned joint* Drilled for Schrader valve* 36 holesFront hub: Shimano HB-M475 (Black)* 9x100mm* 6-Bolt Disc Mount* Adjutable Cup & Cone* Contact sealed hub* Quick Release Binder includedRear hub: Shimano FH-M475 (Black)* 10x135mm* 6-Bolt Disc Mount* Adjutable Cup & Cone* Contact sealed hub and freehub body* Quick Release Binder included* Compatible with 8,9,10 speed (MTB 11 speed requires 1.85mm spacer, not included)Assembled in North America by experienced wheelbuilders using Sapim 14G Stainless Steel spokes (Black) and 14mm Brass Polyax Nipples (Black)