I tried to respect the original design as much as possible.
Print settings:
05/04/2022
Add shoulder parts "CShoulder.stl", "EShoulder.stl"
09/04/2022
Add shoulder parts "GShoulder.stl"
17/04/2022
Rifle model update to v2
The length of the stock has been reduced 3 mm to make it easier to hold.
The author remixed this model.