... quality:100% tested 2.supply:20000pcs/month 3.alloy/NPT/PT/12V,24V,110V,220V 4.5/2 solenoid valve Specification ... , Airtac, G, U Series Air PreparationAuto DrainFittings: plastic fitting, G thread fitting, mini fitting, stop fitting, Metal fitting, PU tubeCheck Valve, Multipass Quick Coupler, Muffler, Air ...