This is the original folding lever. They are adjustable for hand size and move to prevent damage in a crash. ARCΓÇÿs aluminum levers are forged for durability and then CNC machined for accuracy. The ΓÇ£kneeΓÇ¥ is made from billet aluminum. All of the hardware is top grade. These are the same levers that many of the top pro's run.