ENGINEERED FOR PERFORMANCE. DESIGNED FOR COMFORT. GIANTS NEW LINE OF COMPONENTS KEEPS YOU CONNECTED. Backed by the engineering know how & the unmatched manufacturing expertise of the worlds foremost producer of high quality bicycles Giants new line of stems handlebars & seat posts fits the way you ride. Features Contact OD2 stem Very light 7050 aluminium alloy 3D forged single-piece shaft construction 31.8mm diameter with shim for 28.6mm steerer tube 31.8mm clamp diameter with 46mm handlebar clamping area Ten lengths: 70/80/90/100/110/115/120/125/130/135mm flip flop +/-8° angle adjustment Recessed top cap & semi integrated first spacer for increased steerer tube interface Titanium hardware.