Standard-style rims, e-coated for durability and long-lasting finish. Features Kenda Loadstar Bias trailer tires designed to improve handling and enhance the ride of the towed vehicle. Tire Size 21.5 x 5.30 x 12, Outside Diameter in. 21.9, Bolt Circle in. 4 1/2, Fits Tire Size 530 x 12, Holes 5, Load Capacity lbs. 840 at 55 PSI, Load Range B, Rim Included Yes, Rim Size in. 12 x 4, Rim Type Standard, Tire Type Bias-ply, Tubeless Tire Yes, Product Type Rim and tire. 21.9in. outer diameter 5.6in.W. Model Number: DM452B-5IN. UPC: 098663101448.