the walking mech neck old version Low-poly Modelo 3D

here is my walking mech neck design with old pbr textures.

3d and animation-preview on sketchfab:


-------------------------------------------------------
informations about the textures and the poly-count.

polygons: 26663
vertices: 18564
triangles: 36256

3 pbr textures-sets:
- normal map
- color map
- metalness map
- roughness map
- ******t occlusion map
- curvature map
- all textures in 4096 x 4096 px resolution
=======================================================
12 available formates

- fbx (7.4 binary and 6.1 ascii)
- obj and mtl
- dae
- blend (2.78a)
- stl
- abc (alembic)
- ply
- x3d
- x
- dxf
- wrl
- raw
=======================================================
test videos.

i created the model, the rig and the animations in blender 2.78a for texturing i used 3d-coat.
and i checked the animation in unreal 4 and unity 5.
---
walking mech neck in blender 2.78a:

---
walking mech neck in unity 5:

---
walking mech neck in unreal 4:

-------------------------------------------------------