... as SMC.Regulators insure operation in steady pressure, decrease damage of valve and cylinder.Filters remove moisture from compressed air, ensure ... hood.Selection CriteriaOrder example:Model: QAC3010-01QAC- FR.L(Filter.Regulator&Lubricator), 3000 Body Size, Port Size 1/8", ... FR.L(Filter.Regulator&Lubricator), 3000 Body Size, Port Size 1/8", Auto Drain Type AC2010-02 SMC Air Filter regulator lubricator( ...