Rs700 flat bar shifters 11 speed the rs700 rapidfire shifters are precise mountain bike style levers for road bikes fitted with flat handlebars and 11 speed drivetrains must only be used with fd 4700 fd 5800 and fd 6800 double front derailleurs instant release for super fast shifts delivering the chain to the next gear the moment the lever is actuated with no hesitation multi release allows multiple gear changes from both levers with one sweep further adding to the speed of shift 2 way rele