The Beta Pmags are mine. Honestly they are terrible. They don't hold gas and my steel bolt / nozzle chewed them to to bits. Stick to ProWin V2!
Here a couple more pics of the said rifle:
Started of as a G&P WOC, spend a Shit load on Inokatsu and real steel parts... left them in a bedroom to breed and came out looking like this... and yes its built for HEAVY recoil not ROF. Extras Real Steel Flash hider Real Steel BUIS Real Steel Charging Handle (Colt) Real Steel Handguard Cap Inokatsu Steel outer barrel Inokatsu Steel Flash Hider Inokatsu Grip Inokatsu stock tube and stock Inokatsu super 2011 Steel Bolt carrier with extra weight and RA Tech NPAS CNC Alu bolt / nozzle Real Steel Buffer and Spring Custom Bolt catch CNC from solid steel heat treated and re-designed over sta