These risers allow you to clamp a stock 7/8" diameter handlebar or you can remove the 7/8" reducers and then clamp a 1-1/8" aluminum "fatbar." Reducers lock into risers to insure no slippage between components. Patented by the US Patent and Trademark Office under US Patent #6,920,806. Two inch pivoting handlebar riser for 7/8" or 1-1/8" bars. Patented pivoting riser works on any machine with 7/8" or 1-1/8" bars. Dual rotation points allow rider to select optimum riding position for comfort and control. Elite series risers features a handlebar adapter which gives you the option of using either 7/8" bars or 1-1/8" taper bars. 10 minute install on most machines. Made in the U.S.A. Sold in pairs. Note: Double-check length of cables and brake lines for proper fit; extended length cables or brake lines may be required for proper operation.