Strong, lightweight 25mm ID, 28mm OD 6069 aluminum rims with Vault hubs Tubeless ready rims, tires mount easily without a compressor Asymmetric rims and same length spokes for nearly even left/right tension Hub end caps are easily replaced to fit virtually any axle standard 120point, 6x3-pawl system engages every 3 degrees International Standard 6bolt disc rotor mount Built with double butted straight pull spokes and alloy spoke nipples Choose SRAM XD or Shimano Micro Spline freehub Lifetime warranty, crashes included 1635g f/r set