Type VII/C U-Boot Hull

This is a 1:72 scale WW2 German submarine.In German "U-Boot".This is the same type as the boat in the film Das Boot a type VII/C.The hull is in six parts which are all in this upload.
The conning tower and all the rest including AA and deck gun are uploaded as Type VII/C U-Boot parts. The link is below.

04/04/2020 revised files most mistakes fixed.

https://www.thingiverse.com/thing:4173959