Built with an invisible welded joint and shot peened 6069 T6 heat-treated aluminum, this rim is made to last without compromising on weight or style. 30mm internal width for tire support with 21mm depth. Stainless eyelets for extra strengthItem Specifications: Number of Holes, 32, Type, Tubeless, Size, 29", Manufacturer Spec ERD (mm), -, Color, Black, Model Name, Skelta, Material, Aluminum, Brake Type, 6-Bolt, Width, 30mm, Wheel Depth, 21mm, Weight, -,.