Rock Island Armory Rock Ultra MS 1911 — .45 ACP, Parkerized

Description

The Rock Island Armory Rock Ultra MS is a 1911-style pistol built on the traditional 70-series platform and chambered in .45 ACP. It pairs a parkerized steel frame with black/gray G10 tactical grips and upgraded controls for reliable operation. The pistol includes a full-length guide rod, skeletonized hammer and trigger with an adjustable overtravel stop, and ambidextrous manual safety. Dovetail fiber-optic front sight and an LPA-style adjustable rear sight provide a clear sight picture for a range of practical uses.

Key Specifications

• Chambered in .45 ACP.
• Barrel type is button-rifled.
• Frame material is steel.
• Finish is black parkerized.
• Grips are black/gray G10.
• Front sight is a dovetail fiber-optic and rear is an LPA MPS1-type adjustable.
• Includes 1 Armscor magazine with a 8-round magazine capacity.
• Features an ambidextrous manual safety.
• Equipped with a full-length guide rod.
• Includes skeletonized hammer and trigger with an adjustable overtravel stop.

Built and hand-fitted to 70-series 1911 standards, the Rock Ultra MS blends traditional ergonomics with practical upgrades for range work, competition, and duty-style applications. The combination of G10 grips, fiber-optic front sight, and an adjustable rear sight makes target acquisition intuitive in daylight conditions, while the parkerized finish and solid steel construction deliver a robust, serviceable platform for shooters who value honest, straightforward equipment.