Time for a quick catchup for those of you not paying attention: Asus' Q-Release Slim system was accused of grinding GPU contact pins over multiple reinsertions, which would be a very bad thing indeed.

[Mgx3d] has done that by designing 3D printable bar clamp jaws with a quick release mechanism that can be used with standard T-slot aluminum extrusion. This allows you to create ad-hoc bar clamps ...

As demonstrated above, the quick-release system in question requires ... If this particular mechanism is causing contact pins ...