Rox Speed FX Elite Series Pivot Handlebar Riser - 2in. - Gray 1R-P2PPG Patented pivoting riser works on any machine with 7/8in. bar clamps Dual rotation points allow rider to select optimum riding position for comfort and control Three heights available, 2in., 3.5in., and 5in. Elite series risers features a handlebar adapter which gives you the option of using either 7/8in. bars or 1-1/8in. taper bars First determine if you have adequate brake line/cable length, and stem clamp clearance before installing handlebar risers.