The 105 pd 5800 spd sl road pedal for high performance road racing these are designed to match the 105 5800 11 speed group the wide lightweight carbon body provides large shoe contact area to maximise power transfer and support whilst reducing weight top features of the shimano 105 5800 carbon spd sl pedals low profile design increases road clearance for increased confidence through corners large binding target allows quick engagement while wide cleats provides more efficient pedalling