The ergon gp1 grip offers maximum comfort and the best possible pressure distribution the support platform of this bike grip is individually incrementally adjustable for the correct hand angle by simply turning the grip they feature a forged aluminium clamp for fast and secure installation ergon gp1 grip features grip standard gripshift rohloffnexus sizes small large weight 202g per pair colour blackgrey ergon gp3 grip sizes since hand sizes vary from person