Multiple upshifting (up to 3 gears)
Ergonomic downshift lever position
New lip introduced on the ergopower™ body
Geometry specifically designed to optimize command/ handlebar interface
Hoods with grooved zones
Hoods in silicon with vari-cushion™ technology
Left power-shift™ mechanism compatible with centaurtm crankset
Downward movement of the chain blocked at 1st action