Round Nob / Door Handle Extension for public areas (avoid contact due to Corona)
thingiverse
A quick extension for a round doorknob, specifically designed to prevent contact when opening the door. The part features a 50mm ball and a 20mm shaft. A STEP file is included, allowing users to easily adapt it to other sizes of door knobs. To secure both components to your door knob, use two M4 screws and nuts. The M4x10 screw size should provide a snug fit. Update: A shell design has been added to the extension, ensuring that it remains securely in place even when rotating (see pictures 3 and 4).
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