The SKF 1743 Oil Fill Hubcap is designed for Mack and Volvo vehicles with a 6-hole configuration. It has a gold coated metal construction and measures 6.31 inches in outer diameter, 5.5 inches in inner diameter, and 2.683 inches in height. This hubcap is a genuine SKF part, with manufacturer part number 1743 and interchangeable part numbers 1743B, M-2774, and 300-4009. It is made in the United States and features 6 bolt holes for secure installation on the rear, left, front, or right side of the vehicle.