There’s an anchor right below his feet but it’s hard to make out in this copy of the photo because of the lack of pixels.

This is wrong, he free climbed the dawn wall but definitely did not free solo it. Every photo from that article shows him climbing with ropes and google more into it he definitely didn’t free solo that face of El Cap.

I wouldn’t look for voron stuff at Microcenter unless you feel like there’s no better option. The few times I’ve seen the stuff they sell it all looks like older outdated versions of the parts.