MXChamp Rims are all high quality race rims at an affordable price point. All MXC rims are manufactured using true aircraft 7050 Aluminum & with a special three stage Heat Treating process T7351 to achieve the highest strength available,yet still light weight, in fact here are some Rim only weights 19×2.15@ (3.79lbs) , 19×1.85@ (3.6lbs) , 21×1.60@ (3.39lbs) , 18×2.15@ (3.8lbs). The MXChamp Rims are designed and manufactured to perform in today’s extreme environments & conditions that the top Pro’s put them through. Our MXC A90 rims were originally designed for our MXChamp CarbonMatrix Hubs, but after the large demand and interest world wide we have made them available so that they will fit your stock OE hubs and spokes. Our MXC & MXC A90 are Available in sizes 21×1.60, 18×2.15, 19×1.85 and 19×2.15, with more sizes coming soon. MXChamp Rims are the new ERA of MX and are the only MX rim in the industry that is backed with a Limited 1 year manufactures warranty, and you might ask how MXC can do this and that is because they are 15% stronger than everything else out there due to our three stage heat treating process they go through and why does not everyone do this, It’s because it is time consuming and expensive and MXC does it because we strive to be the best quality at the best price possible.