You are buying 1 center cap that fits 1975 to 1980 Pontiac Sunbird and Astre models that used 13" rally steel wheels as seen in pic #2. This cap only fits this wheel! If you are unsure, ask me. Your purchase is a legally binding contract so please read the entire description before purchasing. I will be happy to answer any questions you have but I will not accept any cancellations under any conditions.