The new metalblast version features 25 mm longer extesions 165 mm and a redesigned pads system made in lycra and foam for more comfort the longer extesions are specifically designed for triathlon olympic and sprint races meets itu rules the perfect complement for any racing road bike features material alloy 6061 extensions length 140 mm from handlebar center extensions width 90 mm handlebar 31 7 mm amrest integrated with the extension special pads included weight 266 g fini