Shimano xt m782 10 speed triple chainseta high performance chainset from the classic atb group using the most advanced 10 speed dyna sys chainringsfeatures forged hollowtech ii aluminium cranks offer unrivalled strength to weight ratio drilled steel and carbon composite construction middle ring combined with a thicker aluminium double anodized 40 tooth and plated aluminium 22 tooth ring for excellent rigidity and durability close ratio gear combination 40 30 22t provides improved cadence whi