Description Model Nr. Dimensions (mm) 7-port Manifold, short A-64 7-port Manifold, long allows direct mounting of control valves to the manifold. A-65 6-port Manifold, hexagon Plugs furnished for all ports ⅜”-18 NPTF. A-66 Control ManifoldsFor control of two or four single-acting cylinders simultaneously.AM-21 with 5 ports ⅜”NPTF.AM-41 with 7 ports ⅜”NPTF. AM-21 AM-41