This male adapter elbow fit is designed for use with Cummins engine models K19, K38, K50, QSK, NT14, and NT855. It is manufactured in China and is a crucial component for ensuring proper fit and function of your heavy equipment. This adapter elbow fit is ideal for those in need of parts and accessories for their heavy equipment. Its durable construction and compatibility with multiple Cummins engine models make it a reliable choice for any job.