Unique design allows for installation in either direction 1" offset means bar can be moved closer or further away, depending on rider preference Reducers lock into risers to ensure no slippage between components Rox Pro-Offset risers have an oblong hole so that they will fit virtually any fore and aft bolt center-to-center distance with 8 mm bolt threads Made in the U.S.A.. RISER 1.25UP 1 BAC OS BLK