Summary

This is remix. See assembly instructions on source (https://www.thingiverse.com/thing:1636856).

Chamfered edges.
Right position for all parts (no support are needed).

Print Settings

Printer Brand:

Prusa

                                            <p class="detail-setting printer"><strong>Printer: </strong>                     <div><p>Prusa Mk1</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>

Piston Burr (remixed)