uxcell Automatic Valve Acetylene Oxygen Flashback Arrestor Gold Tone Product Name : Flashback Arrestor;Type : Dry;Applied Gas : Acetylene Working Pressure : 0.01MPa-0.15MPa;Female Thread Diameter (Gas Inlet) : 15mm/ 0.59" Male Thread Diameter (Gas Outlet) : 16mm/ 1";Total Size : 19 x 67mm/ 0.75" x 2.64"(D*L) Material : Brass;Color : Gold Tone Weight : 74g;Package Content : 1 x Flashback Arrestor