Check out G36C - Realistic 3d model assault rifle Low-poly 3D model on CGTrader for $5. High-quality mesh by izumizi6300: 1726 vertices. Textured, UV Mapped.
OBJ (OBJ, filesize: 5.72 MB), TEXTURES (Textures, filesize: 5.72 MB), 3DS (3D Studio, filesize: 5.72 MB), FBX (Autodesk FBX, filesize: 5.72 MB)