Toh Rebars V120 Extension For Sketchup Download Fix May 2026

The original TOH Rebars V120 was built for SketchUp 8 and 2013. Modern SketchUp versions (especially 2021+) have changed three critical things:

  • Manual install (if .rbz fails):

    • TOH Rebars V120 is fundamentally broken on SketchUp 2023 and 2024 due to the removal of Win32API. You have three options:

    This is the core of the TOH Rebars V120 extension for SketchUp download fix for modern users. The V120 code uses deprecated methods. You need to patch the loader. toh rebars v120 extension for sketchup download fix

    # PATCH FOR V120 ON SKETCHUP 2020+
if Sketchup.version.to_i > 19
  UI.menu("Plugins").add_item("TOH Rebars V120")  UI.open_panel("TOH Rebars", "TOH_RebarsV120/index.html") 
else
  # Original code here
end

    While this guide focuses on the TOH Rebars V120 extension for SketchUp download fix, ask yourself if you truly need V120. If you are a professional, consider:

    However, for students, freelancers, or those maintaining legacy models, V120 remains the go-to. The fix above works for 95% of cases. The original TOH Rebars V120 was built for

    If you are a structural detailer or a civil engineer using SketchUp, you’ve likely heard of TOH Rebars. This legendary free extension (Version V120) is a lifesaver for quickly generating 3D reinforcement bars. However, getting it to actually run on modern systems can feel like solving a puzzle.

    Many users report that the original download links are dead, the toolbars are greyed out, or the extension simply crashes SketchUp upon launch. Manual install (if

    After spending hours digging through old forum threads and testing on Windows 11, here is the definitive fix to get TOH Rebars V120 working on SketchUp 2017–2023.

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