https://help.autodesk.com/cloudhelp/ENU/Fusion-360-API/files/Component_rigidGroups.htm
Component.rigidGroups Property
Component.rigidGroups Property
componentproperty
https://help.autodesk.com/cloudhelp/ENU/Fusion-360-API/files/RigidGroups_item.htm
RigidGroups.item Method
RigidGroups.item Method
itemmethod