Reve D ASL Aluminum Lightweight Front Lower Arms (Pair) RD-002Introducing ASL (aluminum super light) front lower arm! Each part has been thoroughly analysed and where possible cut to achieve ultra light weight while maintaining rigidity. By reducing the weight while maintaining rigidity, front grip and rollability are dramatically improved. By adopting a clamp method for the arm part that uses a turnbuckle or set screw, it has become possible to adjust the length that was previously impossible with an aluminum