A new variable radius drop, matching the carbon SL-70 Ergo, allows for multiple hand positions when riding in the drops The ergonomic flat top now has a 3í backsweep for wrist comfort A 10í ramp angle provides a perfect transition from bars to hoods, and sizes 40cm and up are clip-on compatible Drilled to be Di2 RS910 junction compatible *Width measured center to center at brake perch