The world class downhill grip is now even better! By working together with top professionals like Remy Metailler and Vali Holl, the GD1 has evolved to provide even more comfort and control in demanding terrain. New bold MTB-Colors MTB Gravity Grip with tapered grip shape Rubber compound offers adhesive and rebound properties Soft, but still very defined and precise Surface profile gives hands the optimal grip and reduced gripping force High-strength aluminum inner clamp keeps the grip twist-proof Inner-diameter of 30mm and outer-diameter of 32mm Made in Germany