Based on the original U.S. combat issue 1911 and made with the most demanding engineering standards, this Rock Island Armory GI Standard is a full-size, semi-auto handgun chambered in 45 ACP. Suitable as a self-defense weapon, this pistol boasts a slim design that offers smooth unholstering and re-holstering, while the superb balance assists in accuracy and reduces recoil. Other features include a crisp trigger pull, smooth grips, and a parkerized finish.