Built to true Series 70 design, Rock Island Armory has the most well-built and versatile 1911s available today at a price point that is not achieved by any other manufacturer. Each firearm is built using 4140 Ordnance steel and engineered using the latest CNC machines. All 1911s are hand-fitted and confirmed to meet strict tolerance and quality requirements in tightness, smoothness and overall look and feel.
Rock Island 51912 Baby Rock GI Standard CS 380 ACP Caliber with 3.75" Barrel, 7+1 Capacity, Overall Black Parkerized Finish Steel, Beavertail Frame, Serrated Slide & Black Rubber Grip

With its 10+1 capacity, this compact sidearm comes with an unbelievable amount of power. A G10 grip and comfortable beavertail grip safety provide this compact powerhouse with stability and dependability. Complete with snag-free, combat style sites and a parkerized finish, the 3.10 is the definite choice for close range, high impact applications.
Rock Island 51577 Baby Rock 45 ACP Caliber with 3.10" Barrel, 10+1 Capacity, Overall Black Parkerized Finish Steel, Beavertail Frame, Serrated Slide & Black G10 Grip

The Rock Ultra FS pistol is built in traditional 70 series design and delivered with our precise engineering standards and first rate upgrades. This pistol is chambered in 10mm with a 5” button rifled barrel supported by a full length guide rod. Smooth angled, snag-free style allows for quick draw in fast need situations. Includes a low profile adjustable rear sight and high visibility fiber optic front sight. Also includes skeletonized hammer and trigger with adjustable over travel stop and ambidextrous safety, which comes standard in the Rock series. The Rock Ultra is finished with a tough parkerized matte coating and adds battle ready G10 tactical grips. True to all Rock Island 1911s, the Rock Ultra comes with a crisp factory 4- to 6-pound trigger to give you a great experience right out of the box.
Rock Island 51991 Rock Ultra FS 10mm Auto Caliber with 5" Barrel, 8+1 Capacity, Overall Black Parkerized Finish Steel, Beavertail Frame, Serrated Slide & Black/Gray G10 Grip

The Rock Ultra full-size is built in traditional classic 70 series design and delivered with top quality production and engineering standards. It's chambered in 40 S&W with a 5" button rifled barrel supported by a full length guide rod. Includes a low profile adjustable rear sight, high visibility fiber optic front sight, skeletonized hammer and trigger with adjustable over travel stop and ambidextrous safety. Finished with a tough, parkerized matte coating and comes with G10 tactical grips.
Rock Island 51719 Rock Ultra FS 40 S&W Caliber with 5" Barrel, 8+1 Capacity, Overall Black Parkerized Finish Steel, Beavertail Frame, Serrated Slide & Black/Gray G10 Grip