Warning not compatible with pre 2015 groupsetsits all in your hands from any position on the handlebars the ergonomics of ergopower controls enable you to engage the rear derailleur and front derailleur with extreme speed and precisionthe maximum in performance while safety and comfort are not to be neglected every detail is designed to provide the maximum comfort even after long hours on the bikedouble curvature brake lever allows you to engage and modulate the brake safely from any han