This DK-Lok DLM4-8N-S Tube to Male Pipe Elbow Tube Fitting is a high-quality compression fitting designed for use with stainless steel pipes and tubes. The fitting has a 1/4" end diameter and a 1/2" end B diameter, with a compression-to-NPT end A-to-End B gender. It is suitable for use with a variety of plumbing and industrial applications. The fitting is made from durable materials and is designed to provide a secure and reliable connection. It is easy to install and use, and is perfect for those looking for a high-quality compression fitting. Whether you're a professional plumber or a DIY enthusiast, this DK-Lok DLM4-8N-S Tube to Male Pipe Elbow Tube Fitting is a great choice for your plumbing needs.