This Rocker Lever Cover fits Cummins Engine K19 K38 NT855 QSK and is a genuine product made in China. It is designed to cover the rocker lever of the engine, ensuring its smooth operation and preventing any damage. The cover is made of high-quality materials, ensuring durability and longevity. It is a unit type product and comes in a unit quantity of one. This Rocker Lever Cover is perfect for those who want to maintain the smooth operation of their Cummins engine without any damage.