Beyerdynamic Slider Piece [Headphone Bracket Lock]

Part pictured on this page:
http://north-america.beyerdynamic.com/shop/hah/spare-parts/schieber-reparatur-set.html

This item replaces the large plastic pieces on the uppermost portion of that image.
They are not perfect, but they work.
Use the screws supplied with your Beyerdynamic headphones; they already have a plastic tapping cut in them.

Print:
Use Supports
25% fill
0.8mm wall thickness [2 perimeters for 0.4mm nozzle).

Installation:
Thread the screws ALL THE WAY into the piec