The shimano ultegra st 6700 takes its design cues and technical features from the 7900 dura ace components precision engineered ultegra sti carbon levers offer powerful braking and effortless 10 speed shifting so they are perfect for enthusiast or competitive riders the internal shift cable routing offers a slick and clean look ad key features precision engineered ultegra sti levers 10 speed carbon levers offer powerful braking and effortless 10 speed shifting ideal choice for b