[Bloody Sam Roberts]

6) Aren’t there small accessories that resemble a mesh bag that attaches to a semi-auto pistol’s slide to catch the brass as it ejects?

[OldMissileer]

Aren’t there small accessories that resemble a mesh bag that attaches to a semi-auto pistol’s slide to catch the brass as it ejects?

Yes. Back in the early 1980's I bought one for my Colt 1911s. You replace the right side grip with a plastic one that has a connector for the catcher.

It worked quite well but played hell with my sight line until I got used to seeing it in my field of view.