Staircase 1

High-poly version of Staircase1.
Blender File has modifier (subdivision).  Fbx and obj files have no modifiers.
Blender File works with version 2.83 and higher.
Render Engine and Shaders in Blender Cycles.
Unwrapped – YES  Textures – YES (14)
Not modified version of Staircase1 – Verts: 228,952  Faces: 287,617  Tris: 573,926  Objects: 36+7  File Size: 38,1 MB
ZIP File ( 683 MB) includes: textures, illustrations, fbx, obj and Blender file.

There are 6 colors of oak wood and 3 colors of gran wood included. All maps are 6K resolution. You can scale them down for better performance.
There are few walls and ceilings included, shown on the last illustration.
The model of a man shown on illustration is not included.