New version that incorporates feedback from the original design which is almost 5 years old :https://www.thingiverse.com/thing:1657541
New version changes:
1. Reduced material used by >%25 (faster and easier to print) 2. Increased strength in key areas by more than %200 3. Better profile on the thread makes printing without supports much easier. 4. Larger mouth makes it easier to hook the cable in.