I designed this specifically for https://www.amazon.com/dp/B0021O1A1G?psc=1&ref=ppx_yo2ov_dt_b_product_details. Images shown are for PETG part
Enable supports to avoid stringing in the overhang areas
Have at least 3 outer walls
Infill: 10%
Nozzle Size: 0.4
Layer Height:0.2