Check out Plasma Pistol Low-poly 3D model on CGTrader for $10. High-quality mesh by Banism: 15790 polys, 15966 vertices. UV Mapped.
OBJ (OBJ, filesize: 2.25 MB), OTHER (Other, filesize: 1.49 MB), DAE (Collada, filesize: 4.09 MB), 3DS (3D Studio, filesize: 832 KB), FBX (Autodesk FBX, filesize: 2.48 MB), BLEND (Blender, filesize: 1.49 MB)