The world's finest magazines deliver superior quality that manufacturers and professional shooters demand. State-of-the-art technical design, stamping, and tooling make Mec-Gar mags the number one choice of military and law enforcement agencies. Superior performance is guaranteed by the continuous improvements, 35 years of experience allow these mags to continuously feed and function flawlessly. Made in Italy. Specifications and Features: Caliber: 9mm Capacity: 9 Rounds Body Material: Carbon Steel Spring Material: High Tensile Music Wire Spring Follower Material: Steel Follower Color: Natural Steel Heat-treated steel housing for strength Welded Steel Butt-plate Fits: 1911 Full Size Pistols, Government and Commander Models