- External reference: https://www.reddit.com/r/openscad/comments/o2rooc/i_needed_a_headphone_hanger_for_a_25mm_thick/
$fn=180;
linear_extrude(10)
offset(r=2)
difference(){
translate([-10,0])scale([2.5,1])circle(20);
translate([-10,-14])scale([2,1])square(29);
translate([-35,10])scale([2,1.5])circle(10);
}
![](https://konubinix.eu/ipfs/bafybeifbbr666jv7cb32txf4ojh7rphzl5hv3hdlmcylotqs4632h6dxdy?filename=a.png)
My support is bigger (32mm), so I needed to change it a little bit
$fn=180;
linear_extrude(10)
offset(r=2)
difference(){
translate([-10,0])scale([2.5,1])circle(25);
translate([-10,-14])scale([2,1])square(34);
translate([-45,10])scale([2,1.5])circle(10);
}
![](https://konubinix.eu/ipfs/bafybeieqk5vcolmvs3wdqqeavzx5ppsk2yfzdnjlbql2pomltpgxujss2a?filename=a.png)
Another one, taken from https://www.thingiverse.com/thing:239887.
Simply edited to make it 15mm wide.
![](https://konubinix.eu/ipfs/bafkreiempr7ki7w57r5wtpcj2aqyr52dalwwanyddgpugi2pakdo5gzvpi?filename=a.png)
![](https://konubinix.eu/ipfs/bafybeifihcrguyxwclbupt7dmbx7u6kq4n3aikekx3dsgyv7bbxbrjxdk4?filename=a.png)
Notes linking here
- 3D print maybe list (braindump)