CMMG Dissent BR4 9mm Luger – 10+1, 16.10" Black Nitride Barrel, Armor Black, 13.50" M-LOK Handguard, Magpul SGA Stock – 94A610F-AB (UPC: 840442502461)
Forget everything you thought you knew about pistol-caliber carbines—the CMMG Dissent BR4 9mm Luger brings together classic rifle ergonomics, modern Radial Delayed Blowback performance, and a feature set tailored for serious shooters. Chambered in 9mm Luger with a 16.10" Black Nitride steel barrel, Black Armor Cerakote Picatinny-rail aluminum receiver, 13.50" M-LOK handguard, and a Magpul SGA black polymer stock, this rifle gives you a soft-shooting, highly controllable PCC that still feels like a full-size rifle. DEGuns+3Cornerstone Arms+3Green Acres Sporting Goods+3
With 10+1 capacity, a refined single-stage trigger, and a side-charging Dissent upper, the BR4 9mm is ideal for home defense, range work, PCC competition, and training. Palmetto State Armory+2Classic Firearms+2
Key Specifications – CMMG 94A610F-AB Dissent BR4 9mm
Caliber & Capacity
Barrel & Twist
Receiver, Finish & Handguard
Stock & Furniture
Trigger & Controls
Trigger: Single-stage trigger (CMMG’s ZEROED single-stage style, as used across the 9mm Dissent BR4 family) Frisco Guns+1
Action Type: Semi-automatic Radial Delayed Blowback PCC with fixed ejector (family description for Dissent BR4 9mm) Palmetto State Armory+1
Safety: Cross-bolt safety Frisco Guns
Sights: None included, optics-ready receiver and handguard Frisco Guns+1
Size & Weight
SEO Overview – What Is the CMMG Dissent BR4 9mm 94A610F-AB?
For search and product listing, shoppers are going to type in phrases like:
“CMMG Dissent BR4 9mm Luger 10+1 16.10" Black Nitride Steel Barrel”
“Black Armor Cerakote Picatinny Rail Aluminum Receiver 13.50" M-LOK Handguard Magpul SGA Stock 94A610F-AB”
“CMMG 94A610F-AB 9mm PCC rifle 840442502461”
This rifle is exactly that: a 16.10" 9mm Dissent BR4 built around CMMG’s Radial Delayed Blowback 9mm system, dressed in Armor Black Cerakote with a 13.5" M-LOK handguard and Magpul SGA stock, and configured with a 10-round magazine for broad state compatibility. DEGuns+3Palmetto State Armory+3Green Acres Sporting Goods+3
Radial Delayed Blowback – Smoother, Cleaner 9mm Performance
Unlike basic straight-blowback PCCs, the Dissent BR4 9mm uses CMMG’s Radial Delayed Blowback system (as detailed in the Dissent BR4 9mm catalog descriptions): Palmetto State Armory+1
Rotating, delayed bolt slows the action and spreads the recoil impulse over a longer period, making the rifle feel smoother and softer-shooting.
Helps reduce bolt slam and felt recoil, especially noticeable in rapid strings.
Enhances reliability and feeding across a wide range of 9mm loads.
If you’ve shot harsh, buzzy blowback PCCs before, the Dissent BR4’s Radial Delayed system feels much closer to a refined rifle than a repurposed pistol.
16.10" Black Nitride Steel Barrel – Accuracy & Durability
The 16.10" Black Nitride steel barrel gives you the best of both worlds: rifle-like stability with 9mm affordability. DEGuns+3Cornerstone Arms+3Green Acres Sporting Goods+3
Nitride treatment hardens the surface, improves corrosion resistance, and makes cleaning easier after long range sessions.
1:10" twist rate stabilizes most common 9mm bullet weights—from light practice ammo to heavier defensive or match loads. Frisco Guns
Carbine-length barrel squeezes extra velocity from 9mm, extending practical range for steel, paper, and even small-game use.
Whether you’re running drills at 10 yards or ringing steel out past 100, the barrel is built for repeatable accuracy and longevity.
Black Armor Cerakote Receiver & 13.50" M-LOK Handguard
The BR4’s upper and lower are machined from 7075-T6 aluminum and finished in Black Armor Cerakote, giving the rifle a sleek, durable, low-glare look. McClelland Gun+3Cornerstone Arms+3Green Acres Sporting Goods+3
Full-length Picatinny rail across the receiver and handguard makes this rifle truly optics-ready—add red dots, LPVOs, prisms, or backup iron sights exactly where you want them. Cornerstone Arms+2DEGuns+2
13.50" free-float handguard (proprietary M-LOK design) gives you generous real estate for lights, lasers, hand stops, vertical grips, and bipods, while keeping the barrel free from external pressure for better accuracy. Cornerstone Arms+2DEGuns+2
For SEO and catalog text, it’s worth emphasizing:
“Armor Black Cerakote 7075-T6 receiver, 13.5" M-LOK handguard, full Picatinny rail – optics and accessory ready.”
Magpul SGA Black Polymer Stock – Classic Feel, Modern Control
Instead of a collapsible carbine stock, the Dissent BR4 9mm uses a Magpul SGA black polymer stock, originally designed around a shotgun profile. DEGuns+3Cornerstone Arms+3Green Acres Sporting Goods+3
Provides a solid, repeatable cheek weld, ideal for scoped or red-dot optics.
The shotgun-style shape feels familiar to many hunters and defensive shotgun shooters, while still giving you excellent recoil control.
Magpul’s proven polymer construction ensures rugged reliability in the field, on the range, or in a home-defense role.
This stock choice also integrates well with the BR4’s cross-bolt safety, giving the rifle a control layout that’s intuitive for anyone coming from the shotgun or traditional hunting rifle world. Frisco Guns+1
Single-Stage Trigger & Cross-Bolt Safety
Frisco and other listings confirm this model ships with a single-stage trigger and cross-bolt safety, giving the BR4 9mm a refined, user-friendly control scheme. Frisco Guns+2Range USA+2
Single-stage trigger offers a clean, predictable break, helping you shoot tighter groups and faster follow-up shots.
CMMG’s own marketing for the BR4 9mm family highlights their ZEROED drop-in single-stage triggers, which are used throughout the Dissent BR4 lineup. Classic Firearms+1
Cross-bolt safety is easy to engage and disengage without breaking your firing grip, and feels very natural for shooters coming from shotguns. Frisco Guns
Combined with the radial delayed system, this trigger and safety setup makes the rifle feel fast, controllable, and confidence-inspiring.
9mm Conversion Mags & STANAG Lower Compatibility
Like other 9mm Dissent BR4 rifles, this model is designed to use CMMG 9mm AR conversion magazines, which are engineered for reliable feeding with the radial delayed system. Palmetto State Armory+1
Purpose-built 9mm conversion mags help ensure smooth cycling and dependable performance in a PCC format.
The BR4 lower remains compatible with standard STANAG pattern magazines if you decide to pair it with another Mk4 Dissent upper in a rifle caliber later on. Palmetto State Armory+1
That means this rifle can be the foundation of a modular system: start with 9mm for cheap training, then add a 5.56, .300 BLK, or other Dissent Mk4 upper when you’re ready to expand.
Real-World Roles – Where the Dissent BR4 9mm Shines
Thanks to its combination of 9mm chambering, Radial Delayed Blowback, optics-ready layout, and Magpul furniture, the CMMG Dissent BR4 9mm 94A610F-AB excels in multiple roles:
Home & property defense: 9mm offers manageable recoil and widely available defensive loads, while the rifle format improves stability and accuracy. Palmetto State Armory+1
Range training & plinking: 9mm ammo is typically more affordable than centerfire rifle rounds, making this a great high-volume practice gun. Palmetto State Armory+1
PCC competition & tactical drills: Radial Delayed Blowback, a good trigger, and 16.10" barrel make it ideal for USPSA PCC, 2-gun, and dynamic carbine courses. Palmetto State Armory+2Classic Firearms+2
Skill bridge between pistol and rifle: Perfect for shooters transitioning from handgun to carbine, offering familiar ballistics with rifle-class ergonomics and control.
Why Choose the CMMG Dissent BR4 9mm 94A610F-AB?
Among modern 9mm PCC rifles, the CMMG Dissent BR4 9mm Luger 10+1 16.10" Armor Black stands out because it combines:
For anyone specifically searching “CMMG Dissent BR4 9mm Luger 10+1 16.10" Black Nitride Steel Barrel, Black Armor Cerakote Picatinny Rail Aluminum Receiver, 13.50" M-LOK Handguard, Magpul SGA Black Polymer Stock 94A610F-AB 840442502461”, this rifle delivers the performance, modularity, and modern PCC capability you’re looking for—in a package that feels just as at home defending the house as it does crushing steel at the range.
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