More informationConstructed of 3D forged 6061 aluminum, this requires less material, resulting in a stiffer and lighter stem. The front piece is constructed of 6061 aluminum, with strength comparable to steel. It is easily flipped to achieve a positive or negative 40° angulation. Available in multiple sizes for a personalized position for each cyclist, from 60 mm to 130 mm. Adapts to directions of 28.6 mm and handlebar diameter 31.8 mm.Material: AL6061.Diameter: 31.8 mm.Angle: +/- 40ºDirection measurement: 28.6 mm.Length: 60/70/80/90/100/110/120/130 mm.Weight: 168G (110 mm ).