ConnX GC52K6K Trailer Wheel Bearing Dust Cap Set Of 2. Fits Hub/ Drum With 12 Inch Diameter and 6 x 5.5 Bolt Patterns and Idler Hub With 6 x 5.5 Bolt Pattern. This item is designed to fit specific vehicles. Please ensure correct part fitment before purchasing this project. Contact the seller directly for additional product information and availability.