Cylinder & Slide
Rock Island Armory ROCK Ultra CS
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How we knowHow we check compatibility
- Lab testedFit checked by Firearm Lab for the recorded setup.
- Documented fitmentSupported by manufacturer, partner, or reviewed community evidence.
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Model details
Manufacturer
Rock Island Armory
Model & version
ROCK Ultra CS
Mounting details
Not recorded
Compatibility records
30
Triggers & internals
Barrels & comps
Barrels
9 listed- Jarvis, Inc.
Jarvis 1911 Barrel — Officer 3.5" 45 ACP
Manufacturer documented - KKM Precision
45ACP Clark/Para Ramped
Manufacturer documented - Oriskany Arms
1911 Match Grade Barrel, 45 ACP, 3.5", Stainless Steel, Standard Ramp
Manufacturer documented - Jarvis, Inc.
Jarvis 1911 Barrel — Officer 3.5" 9mm
Manufacturer documented
Categories with no listings (16)
About the Rock Island Armory ROCK Ultra CS
Listed on the manufacturer catalogue (read 2026-08-04): https://www.armscor.com/full-size-pistols (+mid-size, +compact)
- Type
- Pistol
- Manufacturer
- Rock Island Armory
- Model & version
- ROCK Ultra CS
- Mounting details
- Not recorded
- Width
- 1.3"