High-quality material: The compressed air pressure regulator is an effective maintenance accessory with filter and water separator, with quick connectors and pressure gauge, 1/4" female thread connection for connecting the compressed air compressor. Precision pressure gauge: The compressed air pressure regulator water separator with quick connectors and pressure gauge, precision pressure gauge with clear scale allows you to better observe the air pressure. Easy to use: Easy to use compressed air pressure regulator. The compressed air pressure reducer pulls the regulating valve up. Turn clockwise to increase the pressure; turn the regulating valve counterclockwise to release the pressure and lock the air filter pressure regulator Long service life: The compressed air reducer for compressor is freely adjustable and additionally secure. The flowing compressed air is first cleaned of dirt and condensate, then mixed with an adjustable oil. Highly functional: The water separator of the