●Fan Pattern Air Control Assembly, Rebuild Kit #2. Spray gun replacement part. ●Fits Master Elite Series PRO-22 HVLP High-Performance Spray Gun Models. ●Assembly includes adjusting knob, knob guide, valve rod, seals, and clips. ●Master Elite replacement part to keep your spray gun performing at its peak. ●All gun components are made with exacting precision, so they provide the premium performance with all types of automotive, industrial, and woodworking coatings.