$636 Extruded Aluminium Profile Enclosures Set for Shopfront Low-poly 3D model by AnyKolab. Available on CGTrader with 2030 polys and 2862 vertices. Check it out on CGHub.
SLDPRT (SolidWorks, filesize: 15.2 MB), DWG (AutoCAD, filesize: 5.4 MB), 3MF (3D Manufacturing File, filesize: 4.66 MB), PDF (PDF, filesize: 218 MB), IGE (IGES, filesize: 4.93 MB), STL (Stereolithography, filesize: 1.65 MB), STP (STEP, filesize: 3.12 MB)