What's in the box:
GMC Adapter: CGA 346 (Air) to 1/4" NPTM
This GMC Adapter has a CGA 346 (air) to 1/4" NPTM Threaded Ends. The Adapter is a Solid Brass Fittings with a CGA Outlet Thread on one end and common 1/4" Pipe Thread on the other. The Adapter has a 3,000 psi (200 bar) Service Pressure and the 1/4" Pipe Thread end with Teflon Tape, these Tapered Threads Seal by Metal-to-Metal Friction for an Air-Tight Coupling.
High Pressure: 3000 psi (200 bar) Working Pressure
Corrosion Resistant Brass
1/4" Pipe Thread End: Teflon Tape Threads for Metal-to-Metal Friction Air-Tight Seal