This Access Hole Cover is a must-have for any truck driver or mechanic working with Cummins Engine models KTA19, KTA38, KTA50, and QST. It is a high-quality product manufactured in China and designed to provide maximum protection against damage to the engine's access hole. With a unit quantity of 1, this cover is a perfect fit for your commercial truck's engine and will ensure that it stays in excellent condition. Its unit type is a unit, and the manufacturer part number is 3010410.