2009 Campagnolo Vento Reaction Wheelset Dynamically balanced wheels Hubs have oversized body and high-precision ball bearings and a 1-piece freehub body Equipped with the G3 spoke pattern front and rear G3 spoke pattern results in better transfer of driving torque, lateral rigidity, and reduction of the stress in the rear wheel spokes Includes Campagnolo double-pivot/arm QR skewers 1755g set: 810g-front / 945g-rear