Summary

Cup holder in two sizes (ecocup and pint of beer)
Vapork holder
Jaws and fixing screws for wheelchair backrest tube
You will need a 6 mm diameter M6 threaded rod between 30 and 50 centimeters long, with four M10 nuts

I will add to the collection as I go.

https://www.tinkercad.com/things/g4woVCUSirv-support-gobelet-fauteuil

Print Settings

Printer Brand:

Creality

                                            <p class="detail-setting printer"><strong>Printer: </strong>                     <div><p>K1</p></div></p>                                                                                <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.16</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>30</p></div></p>                                                                                <p class="detail-setting filament_material"><strong>Filament Material: </strong>                     <div><p>PETG</p></div></p>

How I Designed This

https://www.tinkercad.com/things/g4woVCUSirv-support-gobelet-fauteuil

Various wheelchair supports