Ritchey WCS MTB flat bar with 5mm vertical rise/drop reversible adjustment, 5 or 9-degree sweep, 31.8 clamp Ideal for dialing in fit on bikes with tall front ends, the 2x Flat bar can be mounted with positive or negative 5mm rise to achieve the ideal riding position. Item Specifications: Color, Black, Rise, +/- 5, Material, Aluminum, Upsweep, 0, Defined Color, Black, Back Sweep (deg), 9, Bar Clamp Diameter (mm), 31.8, Weight, 236, Width, 740,.