MODULAR TYPE FRL UNIT 20 SERIES (MINI TYPE) (6) 53 SERIES (6) 59 SERIES (9) 70 SERIES (HIGH FLOW) (9) 89 SERIES (7) 90 SERIES (HIGH FLOW) (8) REGULATOR (9) AUTOMATIC DRAIN (2) AIR CLEAN / DRYER (16) GAUGES (8)