... release pressure 1/8 MNPT air control valve Material:Brass,ironAir Inlet:1/8"-27NPTTop quality and competitive priceFunction:inflating ... .Top quality and competitive price3.OEM accept 4.Good after-sale serviceWe can produce many kinds high quality valve . ... of quality products. Our production include, AIR TOOLS,CAR DETECTOR,AIR ACCESSORIES ,COUPLERS,AIR PU HOSE,PRESSURE PAINT TANK,AIR REGULATORS,AIR ...