This rocker lever shaft fit is designed for use with Cummins engines K19, K38, K50, QSK NT14, and NT855. Made in China, this high-quality part is perfect for those in need of heavy equipment parts and accessories. Its durable construction ensures long-lasting use, and it is compatible with a variety of different machinery. Whether you're in the business of heavy equipment or simply need a reliable part for your equipment, this rocker lever shaft fit is an excellent choice.