This male adapter elbow is designed to fit Cummins engines such as KTA19, KTA38, KTA50, and NT855. It is a high-quality unit made in China and comes as a single piece. The manufacturer part number for this product is S1047A. This elbow is perfect for those looking to improve the performance of their engine without worrying about the condition of the item. It is a reliable and durable unit that is sure to last you a long time.