This Arrow 1/2 in. Filter, Regulator and Lubricator Combination Unit comes equipped with filter that includes a 40-micron sintered bronze element, 6 oz. metal bowl with sight tube and manual drain. The regulator is equipped with (2) 1/4 in. full flow gauge ports, also a 3-position, non-rising adjustment knob. Push to lock, pull to adjust and detach to make tamper resistant. Gauge is included. The lubricator comes with a 6 oz. metal bowl with a sight tube and a 3-position, non-rising adjustment knob. It has a maximum pressure of 200 PSI, operating pressure range of 5 to 125 PSI and operating temperature range of 40 to 120 deg. F.