M72 Law Anti-tank Weapon Low-poly 3D model is available on CGTrader for $38. Original author: businessajeg. Specs: 4178 polys, 2607 verts.
BLEND (Blender, filesize: 41.8 MB), OBJ (OBJ, filesize: 363 KB), FBX (Autodesk FBX, filesize: 40.4 MB), FBM (fbm, filesize: 40.4 MB), DAE (Collada, filesize: 631 KB)