CMMG 30A5C0FAB Dissent BR4 *CA Compliant 300 Blackout 10+1 14.50″ Black Nitride Threaded Barrel, Black Armor Cerakote Picatinny Rail Aluminum Receiver, Magpul SGA Black Synthetic Stock

$1,877.00

CMMG 30A5C0FAB Dissent BR4 *CA Compliant 300 Blackout 10+1 14.50″ Black Nitride Threaded Barrel, Black Armor Cerakote Picatinny Rail Aluminum Receiver, Magpul SGA Black Synthetic Stock

⚠ California Compliance Required

This firearm is not currently configured for California sale. To purchase, select a conversion service below. We'll route your firearm through our Nevada FFL partner for modification before delivery to Sunnyvale. Expect 14–20 days for the conversion process.

Option A — Fixed-Magazine Conversion

Locks the rifle to fixed-magazine operation (10-round capacity).

Kingpin variant (alternative — pick one):

Option B — Featureless Conversion

Removes regulated features (pistol grip → fin grip). This rifle has a telescoping stock — Stock Stop is required to fix it.

The CMMG Dissent BR4 in .300 Blackout delivers a compact, California-compliant platform with fixed-magazine configuration. Whether you're shopping in Pleasanton or across the state, understanding California firearm laws ensures a smooth purchase. This rifle meets CA requirements while maintaining the ergonomic design serious shooters expect.

Fixed-Magazine Design and Compliance

This CA-compliant Dissent BR4 uses a fixed-magazine configuration, meeting California's modern sporting rifle regulations. The 10+1 capacity and featureless construction eliminate compliance concerns. At TacticCAL Gun Store in Sunnyvale, we verify every rifle meets state standards before transfer. If you're transferring from a private seller, our staff guides you through the private party transfer process to ensure legal compliance and proper documentation. Browse our firearms dealer.

Frequently asked questions

What caliber is the CMMG Dissent BR4, and why does it matter?

.300 AAC Blackout is a versatile intermediate cartridge designed for short-barrel rifles. The 1:7" twist rate stabilizes both subsonic and supersonic loads, making it flexible for various shooting applications.

Can I legally own this rifle in California?

Yes. The CMMG Dissent BR4 is California-compliant with fixed-magazine configuration. It meets all state requirements for modern sporting rifles. You'll still complete standard DROS and background checks through our FFL process.

How long is the California firearm waiting period?

California requires a 10-day waiting period from when DROS is submitted until you can take possession of the firearm. Looking for gun shop Gilroy? Visit us in Sunnyvale.

10 in stock

SKU: TSW|168188

Description

300BLK continues to wear the badge of being one of the most versatile calibers on the market. The Br4 brings this versatility to those with limited options. Although the barrel is 14.5″ the pinned & welded ZEROED SVD muzzle brake brings the barrel’s OAL to 16.1″ which means no NFA tax stamp needed as well as being in one of the best-looking rifles in its class. Comes with (2) Magpul 10rd PMAG.

Additional information

UPC

840442500214

Manufacturer

Manufacturer Part Number

30A5C0FAB

Barrel Length
Caliber/Gauge

Capacity
Rate of Twist

Safety

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