Check out Sci-fi Military Weapon Crate PBR Low-poly 3D model on CGTrader for $35. High-quality mesh by furqaan: 1000 polys, 922 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 141 KB), 3DS (3D Studio, filesize: 90.6 KB), FBX (Autodesk FBX, filesize: 92.1 KB), MAX (Autodesk 3ds Max, filesize: 772 KB), TBSCENE (Marmoset Toolbag, filesize: 15.6 MB), TEXTURES (Textures, filesize: 46.5 MB)