Thingiverse
What appears to be a door knocker found in a thrift store. Carved from a single piece of wood it is about 350 mm long. The back side is partially hollowed. The Autodesk Recap Photo copy is at about 1/3 scale. A cylindrical hole replaces the wooden mounting rod at the top and a simple mount made with an openSCAD program is provided.
Direct link to the original creator's page
Click the "View on Thingiverse" button above to visit the original model page on Thingiverse. You can download the STL file directly from the creator's page for free.
This model is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
Yes, this model is available as a free download on Thingiverse. Some creators accept tips or donations.
Check the license (see original page) on the original Thingiverse page. Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer.