Ergonomic like the top level 11 speed models the veloce40tm41 ergopower40tm41 controls have the same forms security and comfortthe brake lever is in aluminium while the shifters are made of composite material to reduce weight to the minimumas with the centaur groupset the power shift system mechanism makes it possible to move the chain 3 cogs up shifting but only one down shiftingtechnical specifications for calliper brakes double crankset compatible composite body a