Homemade post-apocalyptic pistol Low-poly 3D model

The gun was created in blender 3.1.2 based on concept art taken from pinterest;

About this model:
This model includes the pistol itself and the cartridge.
The mesh of the model that you see in the screenshots and in the video does not match the existing one (the existing model has a more optimized mesh of 6,980 polygons);

Poly Count:
Vertices: 3,638
Edges: 10,019
Faces: 6,410
Polygons (Triangles): 6,980

Textures (All 4k):
Textures for Unity
Textures for UnrealEngine
Textures for Blender Textures for Marmoset (I made textures for 2 engines (Unity and UnrealEngine) and additionally I made textures for Blender (Cycles) and for Marmoset) (All textures are set, you only need to import into the engine);

Textures set:
3 texture set (4k);
Ammo;
Big object:
Small object;

Formats:
FBX;
OBJ;
Blend;
Substance;
Zbrush;
Marmoset;

Model History:
A model of a homemade pistol, which was made from scrap items in a dirty workshop
during the post-apocalypse, it even has traces of glue if you look closely.;

Made in Blender 3.1.2
Sculpting in Zbrush 2020.
Bake Textures in Marmoset Toolbag 4.
Texturing in Substance Painter.
Rendering in Blender 3.1.2.

Same model on Artstation: https://www.artstation.com/artwork/YKxZ3w