Military Arms Corporation MAC 1911, JSOC, Single Action Only, Semi-automatic, Metal Frame Pistol, Full Size, 45 ACP, 5 Barrel, Steel Frame, QPQ Finish, Black, Wood Grips, Adjustable Black Blade Rear Sight, 8 Rounds, 2 Magazines 10100536 Military Armament Corporation is proud to bring the 1911 JSOC Pistol. Built on a forged frame, slide and match grade barrel. MAC looked back at the features and upgrades an operator would have wanted and built this rugged, accurate and precise pistol for that is ready for any mission.