Design : Tinkercad

Material : PLA

Supports : No

Infill : 20%

Perimeter Layers : 4 (could probably be less). 

Cable management bracket for winding small cables onto to keep from getting tangled. Includes 2 clips either side to clip the ends of the cable into to prevent unwinding. 

4mm refers to the size of the recess for the cable grove at either end. 

Originally designed / printed @ 10mm height (yellow print) but resized in slicer to be 5mm high and works well also. (green print).