... SMC Type)QA series FRL has standard dimensions and steady performance.It is same style as SMC ... operation in steady pressure, decrease damage of valve and cylinder.Filters remove moisture from compressed air, ensure ... it is clean and dry. Lubricators are good for moving components, ... 3/4", 1"2. QAC- F.R.L (Three Combination) (1) All Models: AC2000-01, AC2000-02, AC3000 ...