Front and rear specific rims: more compliance up front, increased strength in the back- 30mm ID, 35mm OD aluminum rim with Anvil Edge sidewalls to resist pinch flats- Tubeless ready rims, tires mount easily without a compressor- Asymmetric rims and same length spokes for nearly even left/right tension- Vault hub end caps are easily replaced to fit virtually any axle standard- 120-point, 6x3-pawl system engages every 3 degrees- International Standard 6-bolt 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- 1865g f/r set