Air check valve - 5pcs copper 1/4'' female threaded full port one-way air check valve accessory

Made of high-quality copper, high strength, high-temperature resistant, very durable

This is a one-way check valve, which can prevent air backflow and ensures excellent sealing performance.

Suitable for air only, not applicable to water or oil

1/4-inch internal thread, suitable for many machines

Useful accessory for your machine, 5 pieces per pack, enough for long-term use

Specification: Material: Copper Color: As shown in the picture Quantity: 5 pieces Fluid: Air Port size: 1/4" Size: Approx. 4 x 1.6 cm / 1.57 x 0.6 inches Weight: Approx. 163g Package included: 5 air check valves.