Primary Weapons Systems MK111 MOD1-M Upper Receiver .223 Wylde 11.85in bbl Black MK1-M1U-223-11. 85in Barrel .223 Wylde 3-Setting Adjustable Gas System Triad556 Specifications for Primary Weapons Systems MK111 MOD1-M .223 Wylde 11.85in bbl Upper...
Primary Weapons Systems MK111 MOD1-M Upper Receiver .223 Wylde 11.85in bbl Black MK1-M1U-223-11. 85in Barrel .223 Wylde 3-Setting Adjustable Gas System Triad556 Specifications for Primary Weapons Systems MK111 MOD1-M .223 Wylde 11.85in bbl Upper...