The CMMG Dissent BR4 is a purpose-built semi-automatic rifle chambered and marketed as 5.56x45mm. It features a Black Nitride threaded barrel and an adjustable gas block to support suppressed or unsuppressed operation and fine tuning to specific ammunition. The receiver is finished in Midnight Bronze Cerakote over aluminum and includes a Picatinny rail; the platform ships with two Magpul PMAG magazines.
Key Specifications
- Caliber is listed as .223 REM/5.56 NATO in the manufacturer attributes.
- Capacity is 10 + 1 rounds.
- The barrel length is 16.10″ and is described as threaded.
- The overall length is 38.10″.
- The receiver material is Aluminum with a Midnight Bronze Cerakote finish and integrated Picatinny rail.
- The handguard uses M-LOK attachment points.
- The stock is a Magpul Fixed black polymer design.
- The trigger is a Single Stage configuration.
- The barrel twist rate is 1:7″.
- Weight is listed as 8 lbs.
The Dissent BR4 balances practical field features with modular controls: the adjustable gas block supports suppression and ammunition tuning while the threaded, Black Nitride-treated barrel and M-LOK handguard provide accessory flexibility. Its aluminum receiver with Picatinny rail, Magpul fixed stock, and included Magpul PMAGs make it a ready platform for range use, training, and precision improvement.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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