M4E1 Threaded 7.5" 5.56 SS QPQ Complete Upper Receiver w/ ATLAS S-ONE Handguard (w/ BCG & Charging Handle) - $400 shipped
https://aeroprecisionusa.com/m4e1-threaded-7pt5-556-ss-qpq-atlas-complete-bcg-charging-handle.html
Oh my that's pretty. $80 off the MLOK model, not bad.
My Aero Lower looks so lonely...
And here's today's daily reminder that CC201820PCT is still valid. The temptation grows every day.