Bike Cycle Clip On Triathlon Bars Tri Bars Alloy Handlebars For Road Bikes Aero Position Aluminium, black,Tri Bar Diameter: 22.2 mm To Fit Handlebar Diameter: 25.4mm,26.0mm and 31.8mm bars) Fully adjustable arm rest width and angle with removable pads Extension with scale, only 454 g Fits to your existing base bars via 2 x included fixed mounts.