A pack of a Modular Sci-Fi Estructures I divide per kind of the structures like Walls, Balconies, Bases, the tops of the buildings, Floors and one Column the textures are 2048 x 2048, the textures are .png and include Diffuse, Metal, Emissive and Normal Map if you have any question please let me known.

by the way, I made a quick level in marmoset to a quick example compatible with unity and unreal