Grass Trimmer Part V2

My grass trimmer has a third party head attachment fitted. I much prefer a fixed head to the original spool tap approach. I often found that the filament broke at the spool opening, which meant opening the spool to rethread before I could continue with my lawn duties.

The third party trimmer head is a Saber Cut UN-59K 3 Blade/Line Heavy Duty. I have this head attached to my Makita DUR368LZ 18Vx2 Line Trimmer.

After 2 years, one of the filament holders on the third party head broke. This broken part is not available as a spare part, so it was either buy a whole new head or 3D print a new holder. Here is my 3D replacement part.

I used PETG filament to make the part. I found that an exact size part copy was not durable in PETG and soon broke. My part version has been strengthened by increasing some of the dimensions and with some subtle design improvements appears to make the part more resilient. Fortunately the 3D part is cheap and easy to replace, so should the other h