This is my family:
From the top:
G&P M4 with G&P ACOG, RAS and LE stock.
CA M15A4 Rifle. Completely stock.
HP's Speziale
G&P Reciever
Madbull JP front
Systema gearbox
M1 Leupold sight.
The lowest one isn't finish yet. I still need a new charging handle, mag release and a harris bipod.