Enkei GTC01 Hyper Black wheels feature a twin-valve that allows accurate monitoring of tire pressure while maximizing tire & vehicle performance. GTC01 is a cast forged wheel built with a light-weight pocket design and uses anti-slip paint that enhances the wheel’s grip on the tire. This wheel also has an optimized rim’s strength and rigidity, with Enkei's DURA-FLOW MAT technology and exclusive SPEC-E testing process. Available in sizes 17, 18, 19 and 20 Inch.