With what are you having problems exactly?
I was about to message you.
I'm going to try to describe this as accurately as possible.
This is going to be kinda long though.
Condor Over and Under-
The objects in it are the Shotgun Shells, Barrels, Catch release, and Trigger
1. Load file
2. spawn armatures for each Object.
3. Set all armatures to pose mode.
4. Parent all objects to respective armatures, with the Shell Armature parented to the Barrel Armature.
5. Select the Catch release, and insert a keyframe
6. Move Catch Release Armature, insert new keyframe
7. Select Barrel Armature, insert new keyframe.
8. Move Barrel Armature, insert new keyframe.
9. Select Shotgun Shell armatures, insert new keyframe.
10. Move Shotgun Shell armatures twice, insert keyframes twice.
11. Select Barrel Armature, insert new keyframe.
12. Move Barrel Armature, insert new keyframe.
13. Move Catch Release Armature, insert new keyframe.
The trigger was supposed to be an animation on it's own.
14. Select trigger, insert, move, insert, move, insert, done.