RS PRO Brass Female Pneumatic Quick Connect Coupling, G 1/4 Female Threaded

Use these RS PRO quick-connect couplings to hook up your pneumatic hoses and tools. They're made from nickel-plated brass for durability and corrosion resistance, so they're a good choice for demanding applications.
The couplings have a quick-release feature, meaning it's easy to disconnect them from the air supply without leakage or loss of pressure. They have a compact design that allows you to operate them with just one hand and install or use them in small spaces. These versatile connectors fit Camozzi, Legris, and Rectus Series 21 and 90 equipment, so they're easy to integrate into your existing pneumatic setup. You'll commonly find them used by dentists, medical professionals and home hobbyists.