Rock Island Rock Ultra CS-L 1911 .45 ACP

About this product

The Rock Island Armory Rock Ultra CS-L is a compact 1911-style pistol chambered in .45 ACP designed for informed shooters who value durable construction and practical features. It pairs a 7075 aluminum frame with a black parkerized steel slide and tactical G10 grips for a balance of weight savings and durability. Controls and ergonomics follow the 1911 tradition, including an ambidextrous safety and beavertail frame. The pistol ships configured with a fiber-optic front sight and an adjustable MPS1-type rear sight for fast, repeatable sight acquisition.

Key Specifications

• The caliber is .45 ACP.
• The action is Single Action.
• The frame material is 7075 Aluminum.
• The frame finish is Black Anodized.
• The slide finish is Black Parkerized.
• The grip material is Black/Gray G10.
• The front sight is a fiber optic and the rear sight is an MPS1-type adjustable dovetail unit.
• The barrel type is button-rifled.
• On-board controls include an ambidextrous safety and a beavertail frame.
• Additional features include a full-length guide rod, skeletonized hammer and trigger, and an adjustable overtravel stop.

Built to Rock Island Armory’s Ultra CS-L specification, this 1911 blends upgraded ergonomics and sighting with proven construction materials for everyday carry, range use, or duty applications. Its combination of an aluminum frame, tactical G10 grips, and fiber-optic sighting delivers a usable, well-equipped platform for shooters who prefer a traditional single-action 1911 with modern enhancements.

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