3D Printable Airsoft Toy - Sci-fi MP5

Update 4/29/2024 : new removableStockplate uploaded. This fits better in the stock
Update 4/30/2024 : Added 2 new outer barrels, One with threads and another with smooth cylinder and ridge for clamp on suppressors.
Update 7/29/2024 :

(i) Added improved upper (Left and Right upper 2.0). This prevents cylinder from sliding forward over time, and also results in better piston teeth to sector gear teeth meshing.
(ii) Also I recommend gluing 2, half inch, faucet washers to the cylinder head to correct sector-piston AOE. I forgot to mention this in my video and previous instructions.
(iii) Added countour plates that can be printed to improve aesthetics of the AEG. Print the clips as well. The small clip should be inserted into the bottom of the countour plate, glue applied to it (careful, you dont want to glue the clip into the contour plate), and then the contour plate with the clip should be placed down and screwed onto the upper plate. Then after a minute, unscrew the contour pl