1X (4 db 3 mm belső átmérőjű kemény műanyag egyirányú visszacsapó szelep sötétkék B3M1)

1X(4 Pcs 3mm Inside Diameter Hard Plastic One-way Check Valve Dark Blue B3M1)

1X(Product Name: One-way Valve
Flow Medium: Air, Liquid
Main Material: Hard Plastic; Color: Dark Blue
Length: 36 mm/ 1.4"; Connector Diameter: 4mm/ 0.16"; External Diameter: 19mm/ 0.7"
Preventing the flow back, protect the pump and motor, and reverse the container mediu return.
How to use: insert the one-way valve into the hose, while the opposite end of the valve connects to the hose that leads to the boost gauge.
Package: 4 x Quick Exhaust Valve
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.)

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