The Rock Island Armory M1911 Baby Rock pistol in 9mm with a black finish and compact 3.1-inch barrel (brand part no. 56639) scales the classic 1911 platform down to a subcompact size for shooters who want 1911 ergonomics in a more concealable package. Rock Island Armory builds the pistol with a single-action trigger and fixed GI-style sights for a traditional, no-frills sight picture, and the serrated slide supports confident manipulation. The 10+1 capacity keeps the compact frame practical for daily carry. Among subcompact 1911-pattern semi-auto handguns, this Baby Rock configuration favors shooters who want 1911 fundamentals in a smaller, easier-to-conceal frame.

Key Specifications

• The chambering is 9mm, and the capacity is 10+1 rounds.
• The barrel measures 3.1 inches, a subcompact 1911 platform.
• The sights are fixed GI-style sights.
• The action is single action, matching classic 1911 controls.
• The slide is serrated for confident manipulation.
• The pistol ships with one 10-round magazine.
• Shipping weight of approximately 3.95 pounds.
• Overall length measures 10.5 inches.
• The trigger breaks at 5 to 7 pounds, typical of a traditional single-action 1911 trigger group.
• The finish is black anodized and Parkerized, adding wear and corrosion resistance to the carry-ready subcompact.

Frequently Asked Questions

Is this a full-size or compact 1911? A subcompact platform with a 3.1-inch barrel, smaller than a standard Commander or Government model.

What sights does this pistol use? Fixed GI-style sights, matching a traditional 1911 sight picture.

Buy the Rock Island M1911 Baby Rock Pistol

1911 fundamentals in a smaller, more concealable frame are exactly what this Baby Rock delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.