Fusion Firearms, Pro-Series, 70 Series Forged Carbon Steel 1911 Colt Full Size Government frame, with Checkered Front Strap, for Full Size Government frame Style 1911 models. The frame has a full length monolithic dust cover. Holes are already reamed and grip screw holes tapped. This is the highest of quality, CNC machined from a carbon steel forging with all machining and heat treatments complete. Ready for you to build a super fine custom 1911. Made in the USA.