Distinctive 5 Split Spoke Competition Model with Max Weight Reduction and Bead Knurling features. Size range from 18" to 20", the RF05RR is designed for true performance with modern sports car applications. Material A356 Aluminum Structure Flow Forming 1pc Test JWL VIA + 30° & 90° Impact Load Rating 690 kg / 1521 lbs Face Design Face-1; Face-2 What's in the box Wheel + Low Type Center Cap Optional Parts High Type Center Cap Finish Matt Black; Matt Gunmetal; Satin Bronze Warranty Limited Lifetime Structure + 2-Year Finish