Update 28/08/2024: I've added a new version of the double dovetail clamp that should work on 15-20mm diameter pipes. Please let me know if this doesn't work for you, then I can adjust the file accordingly :)
This is an updated version of my previous universal pipe clamp and features two dovetail mounts for custom add-ons. The mount is designed for pipes with a diamter of 28 mm to 30. You'll need the following hardware to assemble this clamp:
Support material required!
Support
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The author remixed this model.
Added another dovetail on the opposite clamp.