Features: All of our Finishline 3 HVLP Gravity Feed Guns come with a Air Valve Regulator with Gauge New, Improved Anodized Blue FinishLine 3 New & Improved! Spray Like a Pro at an Economical Price It’s used in Multiple Industries such as Automotive, Industrial, Marine and Wood Working! It can be used with a 3 HP compressor, and 23 psi inlet pressure yields 10 psi at the cap.