Blackbird Send 29" F/R Wheelset, 15x110/12x148 Boost, MS

Ibis pioneered wide rims for better tire sidewall support so you can run lower air pressure for improved traction and braking control. 6061 asymmetric, tubeless-ready aluminum rims with 35mm ID, 44mm OD . Stan's BST adapted shallow 17mm rim cross-section for greater compliance. Hollow box-section beadwall eliminates pinch flats. Rear wheel features Send 2 rim with internal ribs for added strength. Ibis Logo hubs with International Standard 6-bolt disc rotor mount. Choose SRAM XD or Shimano Micro Spline freehub. Sapim D-Light J-bend spokes, 3-cross lacing front and rear. Rims backed by a lifetime warranty on defects or impact damage. Hubs guaranteed for 2 years against defects. 2.35-2.8" tire width. 2060g f/r set