Part #HH-5012
The manufacturer no longer makes this part, and there's no substitute part
Part #AA-8001
Replaced by #103833
Butterfly attachment diagram
Part #AA-8112
Replaced by #143843
Leg curl diagram
Part #HH-5013
Replaced by #012108
Backrest assembly attaching backrest & seat diagram
Part #HH-5127
The manufacturer no longer makes this part, and there's no substitute part
Part #AA-8004
Replaced by #115366
Frame assembly diagram
Part #HH-5301
Replaced by #013414
Butterfly attachment diagram
Part #HH-5328
Replaced by #120737
Part #AA-8005
Replaced by #120733
Leg curl diagram
Part #HH-5018
Replaced by #103045