Check out Brass Knuckle Low-poly 3D model on CGTrader for $4. High-quality mesh by murzhak: 16044 polys, 16118 vertices. PBR, Textured, UV Mapped.
OBJ (OBJ, filesize: 540 MB), FBX (Autodesk FBX, filesize: 539 MB), BLEND (Blender, filesize: 542 MB), JPG (JPG, filesize: 537 MB), PNG (PNG, filesize: 537 MB)