This oil gauge tube fit is compatible with Cummins engines K19, K38, K50, QSK NT855, N14, and K60. It is manufactured in China and is designed to accurately measure the oil pressure in your engine. The gauge tube fit is a crucial component for any heavy equipment owner who wants to ensure the optimal performance of their equipment. This product is perfect for those who need to monitor the oil pressure in their Cummins engine without compromising on accuracy. It is made of high-quality materials and is designed to withstand the rigors of heavy equipment use. The oil gauge tube fit is easy to install and use, and it comes with a range of useful features that make it an essential tool for any heavy equipment owner.