Wide extruded aluminum with sleeved seam, reinforced spoke face and eyeletsItem Specifications: Number of Holes, 32, Type, Tubeless, Size, 29", Manufacturer Spec ERD (mm), 597mm, Color, Black, Model Name, MTX-33, Material, Aluminum, Brake Type, Disc, Width, 26mm, Wheel Depth, 24.1mm, Weight, 762g,.