pressure regulator MS4-LRB-1/4-D6-AS For manifold assembly, 7 bar maximum output pressure, with pressure gauge, lockable regulator head, P2 connection at rear. Size=4, Series=MS, Actuator lock=(* Rotary knob with lock, * with accessories, lockable), Assembly position=Any, Design structure=(* directly-controlled diaphragm regulator, * with looped-through compressed air supply)