The Campbell Hausfeld 1/4" Universal Swivel Coupler - 1/4" NPT F (DA404100) is designed to prevent kinks and to reduce stress on the air hose− increasing the life of both and saving you money! Universal connection makes this coupler widely compatible while the quick-connect mechanism ensures efficiency. The DA404100 is made of durable brass construction for reliability and longevity. Finish your projects faster and easier with Campbell Hausfeld. The Air Power Expert ®