This collection carries hub centric 8x180 wheel spacers, wheel adapters, slip on wheel spacers, dually conversion, and 8 to 10 wheel adapters in billet 6061 aluminum and 1018 steel. All of our wheel spacers adapters are made in Los Angeles, California. The 8x180 mm bolt pattern is commonly used in GM new model trucks such as 2011-2025 Chevrolet 2500 3500 non dually and 2011-2025 Gmc Sierra 2500 3500 heavy duty trucks.