Replacement Tabs for Biometra PCR Machine

Someone in the lab heard I had a 3D printer and asked me to make a replacement part for a broken PCR machine. The part was a flat black rail that was used as a lid interlock by the machine, to hold the heated lid down on samples during PCR.

Because the part was just screwed down, I measured the dimensions of the lid interlock and the screws for the original part, and threw something together in OpenSCAD (after much procrastination).

It's not as sturdy as the original part, but as anyone wh