Enduro/DH wheels with dent and flat resistant rim bead 30mm ID, 34mm OD double wall 6069 aluminum rim (40% stronger than 6061) Tubeless ready rims, tires mount easily without a compressor Wide bearing stance for reduced radial loading Hub end caps are easily replaced to fit virtually any axle standard (front includes 15x110 and 20x110 Boost end caps) 120point, 6x3-pawl system engages every 3 degrees International Standard 6bolt disc rotor mount Built with double butted spokes and alloy spoke nipples 29" has one spoke length, 301mm, front and rear, on both sides Lifetime warranty, crashes included 2044g f/r set