CZ DUTY 4.0 C MS
About this product
Most of what we list goes inside a gun you already own. This page is different: a complete, factory-built CZ service pistol for the customer who wants a ready-to-shoot 9mm out of the box. The DUTY 4.0 is CZ's new-generation striker gun, sold as the C compact and the F full-size, each with a plain version or an MS version that adds a manual thumb safety on top of the firing pin block, trigger safety and trigger bar safety.
Trigger people will care about the trigger first. CZ lists the refined SFDA unit at 25±4 N, roughly 5.6 pounds, with 9 mm of travel and a crisp 4 mm reset, which is short for a factory striker pistol. The polymer frame is fiberglass-reinforced, the 4-inch barrel is not threaded, and the slide is cut for direct-mount optics. Serialization lives on the internal chassis, so the grip frame is modular. MSRP sits at $729.
What is new under the slide is the registered modular chassis. The serial number lives on the internal chassis, not on the polymer grip, so the grip module is a part you can change while the gun stays the same gun. Around it CZ put a reworked SFDA striker trigger, rated at 25 ± 4 N (5.6 ± 0.9 lbs) with a 4 mm (0.16 in) reset and 9 ± 1 mm (0.4 ± 0.04 in) of travel, and a slide cut for direct-mount optics. CZ's own photos show it wearing Holosun, Aimpoint and Shield dot sights.
Capacity on the compact is 15+1, with a 17+1 option through the extended base plate. Height is 135 mm (5.3 in) and the empty weight 770 g (27.2 oz). If you carry, this is the DUTY to look at; if you mostly shoot at the range, see the F.
The MS model carries a frame-mounted manual thumb safety on top of the firing pin block, trigger safety and trigger bar safety. Everything else, chassis, trigger, slide and optics cut, is the same as the version without the lever.
Best fit: concealed carry where your state allows it, home defense, and range time that does not need a full-frame grip. Shooters coming from a CZ 75 will recognize the grip angle; owners coming from any other striker gun will notice the trigger first.
Because this is a serialized firearm, it cannot ship to your door like a trigger kit. At checkout you name the FFL dealer who will receive it, and the pistol travels to that shop with tracking. The dealer completes the transfer paperwork and follows whatever your state requires at pickup, so check with them first on what to bring.
Specs at a glance
Specifications
| Caliber | 9x19mm (9mm Luger) |
| Magazine capacity | 15+1 (17+1 with the extended base plate) |
| Barrel length | 102 mm (4 in) |
| Overall length | 188 mm (7.4 in) |
| Width | 33 mm (1.3 in) |
| Height | 135 mm (5.3 in) |
| Weight (empty magazine) | 770 g (27.2 oz) |
| Frame | fiberglass-reinforced polymer |
| Trigger | SFDA striker-fired |
| Trigger pull | 25 ± 4 N (5.6 ± 0.9 lbs) |
| Trigger reset | 4 mm (0.16 in) |
| Trigger travel | 9 ± 1 mm (0.4 ± 0.04 in) |
| Safeties | Firing pin block, trigger safety, trigger bar safety, manual thumb safety |
| Sights | Fixed |
| Threaded barrel | No |
| Optics | Direct-mount optics ready |
| Manufacturer | CZ (Česká zbrojovka) |
| MSRP | $729 |
Frequently asked questions
- Can I swap the trigger in the DUTY 4.0 the way I do on an AR?
- It ships with CZ's own SFDA trigger at about 5.6 pounds, and we have not listed drop-in replacements for it yet.
- What does the MS in the model name mean?
- MS models add a manual thumb safety to the standard firing pin block, trigger safety and trigger bar safety; the non-MS models rely on those three internal safeties alone.
- What does MS mean on the CZ DUTY 4.0 C MS?
- Manual safety. It adds a thumb lever to the firing pin block, trigger safety and trigger bar safety that every DUTY has.
- Does the manual safety change the trigger?
- No. CZ rates the trigger the same on both versions: 5.6 pounds with a 4 mm reset.