I found many items on Aliexpress that look like firearm parts, but are named otherwise. I’m wondering if they’re not an opportunity for EU folks to get access to restricted parts, but I have no idea what they are. Could you guys help me identify the items on these pics for example?

DHS Awarded $750k Grant to SPLC Partner to ‘Inoculate’ Teens Against Extremism

‘Unabomber’ Ted Kaczynski, 81, found dead in prison cell