Brand x road stemthe brand x stem is 3d forged from aluminium to produce a stem which is strong and stiff yet still lightweight it is designed to use a bar with a clamping zone of 31 8mm and is available in lengths from a 90mm to 120mm our 7 degree rise design will give you the option of a high for comfort or low aerodynamic handlebar position features sizes 90 100 110 and 120mm lengths rise 7 degrees clamp diameter 318 material 3d forged aluminium finish anodised colour black en