The Rock Ultra CS is a compact 1911-platform semi-automatic pistol from Rock Island Armory chambered in .45 ACP. It pairs a traditional 70-series design with a full-length guide rod and upgraded controls including a dovetail fiber-optic front sight and an LPA MPS1-type adjustable rear sight. The pistol includes G10 grips, a skeletonized hammer and trigger with an adjustable over-travel stop, and an ambidextrous manual safety for versatile handling. The slide and frame are finished in black parkerized steel for corrosion resistance and a subdued appearance.
Key Specifications
- Chambered in .45 ACP for common centerfire .45 ammunition.
- Magazine capacity is 7 rounds as supplied.
- Action is a semi-automatic 1911 platform.
- Frame material is steel with a black parkerized finish.
- Grip material is G10 for a durable tactile surface.
- Front sight is a dovetail fiber-optic and rear sight is an LPA MPS1-type adjustable.
- Barrel is button-rifled and supported by a full-length guide rod.
- Controls include a beavertail grip safety and an ambidextrous manual safety.
- Trigger and hammer are skeletonized and the trigger features an adjustable over-travel stop.
The Rock Ultra CS offers a compact 1911 layout with upgraded sights and controls for straightforward handling in close-range defensive, duty, or range use where permitted. Its combination of G10 grips, parkerized steel construction and familiar 1911 ergonomics provides a practical, well-equipped option for shooters who prefer a compact .45 platform.
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