Specification:
Product Name: In-Line Air Flow Regulator.
Connector Type: 1/4" NPT Male to 1/4" NPT Female.
Material: Iron
Size: 40 x 25 mm / 1.57 x 0.98 inch (L X W)
Color: Yellow
External thread diameter: 13 mm / 0.51 inch.
Internal thread diameter: 12 mm / 0.47 inch

Application: Specially designed for compressed air, the connector is easy to install, the valve can be quickly adjusted in any direction, the air flow is controlled, and the air pressure is kept constant.

Package includes
2 pcs 1/4" NPT male & female in-line air flow valves