Description
The 2311 format has been gaining serious traction, and for good reason. You get the natural pointability and crisp single-action trigger feel of a 1911, but with the magazine capacity of a modern service pistol. The Girsan Witness 2311 CMX is Girsan's next-generation take on that concept, and the CMX variant brings some thoughtful refinements that set it apart from the earlier Witness 2311 lineup.
The biggest change with the CMX is the elimination of the traditional grip safety. In its place, Girsan added an internal auto firing pin block, which lets them slim down the grip module significantly. The result is a cleaner, more streamlined profile that also happens to sidestep one of the more common complaints about competition-oriented 1911-style guns. The polymer grip module pairs with a steel frame, giving you the mass and rigidity you want for recoil management without piling on unnecessary weight. Aggressive all-around texturing keeps the gun locked in your hand during fast strings of fire.
The 4.25-inch bull barrel hits a genuinely versatile length. It's lively enough for quick target transitions, stable enough that recoil stays predictable, and shorter than a full-size without giving up much in terms of shootability. The slide is pre-cut for Shield RMSc-footprint micro red dots right from the factory, so there's no waiting on a gunsmith to get your optic mounted. When you're running iron sights, the dovetail-mounted rear sight does double duty as a cover plate for the optic cut. Front and rear slide serrations, combined with forward lightening cuts, give you solid purchase for press checks and manipulations.
The tuned trigger comes set at a maximum of 4.5 lbs, which is on the better end of what you'd expect from a production pistol in this format. Ambidextrous thumb safeties and a full-length Picatinny accessory rail round out the package, the latter being particularly handy if you plan to run a light. The low-profile integrated magwell keeps reloads smooth without adding significant bulk. Whether you're running this at a practical shooting match, using it as a training platform, or keeping it set up for home defense, the CMX has the right combination of features to pull those roles off well.
Key Specifications
- Manufacturer: Girsan / European American Armory (EAA)
- Model: Witness 2311 CMX
- MPN: 395060
- UPC: 741566906237
- Caliber: 9mm
- Action: Single Action Only (SAO), Semi-Auto
- Barrel Length: 4.25" Bull Barrel
- Capacity: 17+1
- Overall Length: 8"
- Weight: 1.6 lbs
- Frame Material: Steel
- Grip Material: Polymer
- Finish: Cerakote Black
- Optic Cut: RMSc Footprint (Direct Mount)
- Sights: 3-Dot
- Safety: Ambidextrous Thumb Safety / Auto Firing Pin Block
- Rail: Full-Length Picatinny Accessory Rail
What’s Included
- Girsan Witness 2311 CMX Pistol
- 17-round magazine (1)
Frequently Asked Questions
What makes the Witness 2311 CMX different from the original Witness 2311?
The CMX removes the traditional 1911 grip safety entirely and replaces it with an internal auto firing pin block. This allows for a slimmer, more streamlined grip module compared to the earlier Witness 2311 lineup. It also incorporates a low-profile integrated magwell and the factory RMSc optic cut, which were refinements added with the CMX generation.
What optics fit the Witness 2311 CMX slide cut?
The slide is cut to the Shield Sights RMSc footprint, which is a popular micro red dot pattern compatible with a wide range of compact optics. When running iron sights, the dovetail-mounted rear sight serves as the optic cut cover plate. It is a direct mount setup, so no adapter plates are needed.
Is the Girsan Witness 2311 CMX compatible with standard 2011 magazines?
Yes, the CMX grip module accepts standard 2011-pattern double-stack 9mm magazines. The flush-fit magazines included are 17 rounders, and the platform has also shown compatibility with aftermarket 2011-pattern magazines from other manufacturers. The integrated magwell helps guide magazines in cleanly during reloads.
How does the commander-length barrel affect how this gun handles?
The 4.25-inch barrel is a well-established sweet spot in the 1911-style world. It feels quicker and more maneuverable than a full 5-inch Government model without sacrificing much in the way of sight radius or recoil management. For most people, it balances range performance and real-world practicality better than either extreme.
Does the Witness 2311 CMX come with a rail for mounting a weapon light?
Yes, it features a full-length Picatinny accessory rail built into the dust cover. This gives you multiple mounting positions for a weapon light or laser, which pairs well with the optic-ready slide if you want to run a light-and-dot setup.
Who is the Witness 2311 CMX a good fit for?
It works well for a wide range of uses including practical shooting sports, range training, and home defense setups. Anyone who appreciates the 1911 trigger and ergonomics but wants more capacity and modern optics compatibility will find a lot to like here. It also tends to appeal to people who have been eyeing higher-end double-stack 1911-style pistols but want strong performance without the premium price tag.




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