Service unit combination MSB4-1/4-FRC6:J2M1 Filter/pressure regulator/lubricator combination, maximum output pressure 12 bar, 40 æm filter, with pressure gauge, lockable regulator head, plastic bowl with plastic bowl guard, fully automatic condensate drain, flow direction from left to right. Size=4, Series=MS, Actuator lock=Rotary knob with integrated lock, Assembly position=Vertical +/- 5ø, Condensate drain=fully automatic