Open flow quick connector: 1.Type:MK120-9,MK120-13; 2. Mat:Copper H59 ... . Open flow Coupling 4.Technics:CNC LATHE Open flow quick connector: high quality mold coupling,firmly and durable coupling mold parts ... Air poppet,Slide retainers,Pipe plugs,Nipple, Mold Coupling ,Latch Lock, Mould Counter etc.we are familiar with HASCO,DME,JIS ... to meet our customer's special requirement. Open flow quick connector