Here are some pictures of my unit.
Full unit:
View attachment 366690
Here is the outside of right harness :
View attachment 366691
A picture of the inside of the right harness:
View attachment 366692
Here is a close up of the right buckle from the outside:View attachment 366693
Here is a close up of the right buckle from the inside:View attachment 366694
Hope that helps you out some.
Did you change the hoses from the head to the lungs to longer ones or are the original ones long enough for that?