stair_3................................2756 polygon
............................................1402 vertices.
uv map:
stair_4_Base_Color
stair_4_Glossiness
stair_4_Mixed_AO
stair_4_Normal_OpenGL
stair_4_Specular
stair_4_Emissive
4096 * 4096 texture.
obj,fbx,blend format model.
game ready