Pivot Pegz have a unique & precisely tuned spring loaded pivoting action that actively tracks with the motion of the rider's feet. Used by thousands of riders worldwide . Patented & race proven pivoting action improves grip, comfort & control while actively promoting correct riding technique & reducing fatigue. You can also reverse the eccentric peg mounts to lower the peg height by approximantely 12mm and move the pegs back by 5mm. Footpeg platform area is 51mm x 81mm.