Rock River Arms Coyote Carbine 300 Blackout Upper
Complete upper receiver in 300 Blackout with 16" chrome moly barrel, 12.5" M-LOK free float handguard, Smith Vortex flash hider, bolt carrier group, and charging handle.
Fits: AR-15
Rock River Arms Coyote Carbine Upper Receiver
This complete upper receiver assembly represents a thoughtful approach to 300 Blackout rifle building. Rock River Arms has engineered a practical platform for shooters seeking a modern intermediate cartridge solution.
Key Specifications
Caliber & Barrel
- Chambered in .300 AAC Blackout
- 16-inch chrome moly barrel with 1:8 twist rate
- Optimized for both supersonic and subsonic ammunition
Upper Receiver & Components
- Forged A4 upper receiver
- Low-profile gas block for streamlined profile
- Smith Vortex flash hider with 5/8-24 thread pattern
Handguard & Ergonomics
- RRA 12.5-inch lightweight free float rail system
- M-LOK compatible for modern accessory mounting
- Free float design promotes accuracy by isolating barrel from external pressure
What's Included
This is a complete upper assembly—no additional components required for function:
- Bolt carrier group
- Charging handle assembly
- All components ready to mate with any standard AR-15 lower receiver
Why This Upper Works
The 300 Blackout cartridge excels in short-barreled rifles and suppressed applications. This 16-inch configuration balances velocity with handling characteristics. The free float handguard and quality barrel ensure consistent accuracy, whether you're shooting supersonic rounds for hunting or subsonic ammunition for suppressed shooting.
Features
- .300 aac blackout
- 16-inch chrome moly, 1:8 twist
- smith vortex flash hider / 5/8–24 thread
- low profile gas block
- rra 12.5 inch lightweight free float rail
- bolt carrier group and charging handle assembly
