For 2017 we upped the stiffness and dropped the weight over our aluminum models by giving the hei hei supreme a full carbon frame the trail tested carbon fuse independent suspensiona clean simple design that eliminates a pivot at the chainstayseat stay junctionis now lighter and stiffer for improved power transfer the geometry continues to have a low slung frame weight and excellent standover highlighted by a rider fit that incorporates a short stem long front center and compact rear tr