Kirby Morgan 400-046 KMACS 5 With Communications Foam Replacement Kit 505-104 Extra-Large Neoprene Neck Ring

505-104 Extra-Large Neoprene Neck Ring Assembly (For SL-27)

39" (86mm)

The shackle breaker is made of 5/8" 303 stainless steel so you do not have to worry about corrosion

including radiograph

100-097 Manual

Kirby Morgan 400-046 KMACS 5 With Communications Foam Replacement Kit 505-104 Extra-Large Neoprene Neck RingThe Kirby Morgan Air Control System 5 (KMACS 5) is a lightweight, portable control box for use in surface supplied air diving operations. The KMACS 5 controls divers air supply, communications, and monitors the divers depth. It allows two divers clear push to talk (two wire) or round robin (four wire) communications. The air supply can be either from a low pressure compressor or high pressure cylinders. The KMACS 5s adjustable first stage regulator