The structure is made of carbon outer rim and 6061 aerospace grade forged aluminum. We use advanced technology to manufacture leading products. With the result of testing by VIA/JWL machine and real vehicle installation, we have a perfect combination. It achieves the goal for 40% to 50% lighter than cast wheel, improves vehicle performance, braking force, traction. Additionally, it brings you a brand-new handling experience. This will suit you for a high-performance car owner.