Rock Island Armory Rock Ultra FS 10mm 5" 8+1

Rock Island Armory Rock Ultra FS 10mm Pistol

Rock Island Armory's Rock series represents the pinnacle of their 1911 offerings—traditional 70-series design enhanced with modern upgrades that serious shooters demand.

Build Quality

Every Rock Ultra is constructed from 4140 ordnance steel on precision CNC machinery, then hand-fitted and tested to exacting tolerances. The result is a pistol that delivers unmatched quality and reliability at genuine value.

Key Features

• Caliber & Capacity: 10mm Auto with 8+1 round capacity
• Barrel: 5" button-rifled barrel with full-length guide rod for superior accuracy and reliability
• Sights: LPA MPS1 adjustable rear sight paired with high-visibility fiber optic front sight for rapid target acquisition
• Controls: Skeletonized hammer and trigger with adjustable over-travel stop; ambidextrous safety for left and right-handed shooters
• Ergonomics: Smooth, angled slide design eliminates snags for lightning-fast draws when seconds count
• Grips: G10 tactical grips provide superior control and durability
• Finish: Tough parkerized matte coating resists corrosion and wear

Trigger Performance

The factory trigger breaks crisp and clean at 1.36–1.81 kg (3–4 lbs), delivering the kind of predictable performance that makes accurate shooting instinctive from day one.

Whether you're a competitive shooter, defensive pistol enthusiast, or collector of quality 1911s, the Rock Ultra delivers proven performance.