This specific 3D model, "Pirate Ship Cannon Low-poly 3D model get", is an asset made available by "Unknown author".
You can download this asset for free at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
BLEND (Blender, filesize: 1.52 MB), OBJ (OBJ, filesize: 551 KB), FBX (Autodesk FBX, filesize: 307 KB), GLTF (glTF, filesize: 1.47 MB), ABC (Alembic, filesize: 351 KB), DAE (Collada, filesize: 802 KB), STL (Stereolithography, filesize: 301 KB)