With 1-1/4" (32mm) riser clamp area.Gloss black powder coated and precision CNC machined from 7-grade billet aluminum. Rise is just 2" (5cm) for a compact, low slung set-up. The webbed one-piece top clamp connects both risers, assuring a stronger and more torque resistant connection from bar to bike than with individual top clamps. Especially beneficial with higher / wider handlebars. With the combination of style, strength and lightweight the Task Force risers come into the arena as hard hitters. Complete with stainless hardware.