The shimano ultegra pd 6800 spd sl carbon road pedals is a super lightweight carbon pedal which has been designed for high performance road racing this pedal is reliable and efficient and part of the ultegra series which is pro proven this shimano road pedal features a wide and lightweight carbon body which provides a large shoe contact area for maximum power efficiency and more efficient pedalling the wide flat profile on these road cycling pedals gives an improved rigidity and a better we