Alex TD17 700c 36 Holes Black Disc Rim Brake Compatibility: Disc OnlyERD: 605mmHoles: 36spokesISO Diameter: 622Material: AlloyRim Center Offset: 0mmRim Depth: 17.9mmRim Detail Color: BlackRim Diameter: 700c,29erRim Holes: 36 HolesRim Width: 23.9mmValve: PrestaWeight: 560g