The Rock River Arms AR-15 Upper Receiver Assembly is designed to pin onto any mil-spec lower receiver. Just add an optic, or set of sights, and you are ready to send lead downrange! Features Flattop upper receiver Mil-spec compatible Anodized finish
Rock River Arms AR-15 CLB Upper Receiver Assembly 458 SOCOM 16" Chrome Moly Barrel 13" M-LOK Handguard Black
Rock River Arms
MSRP:
$902.76
$801.99
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$100.77
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Rock River Arms
Rock River Arms AR-15 CLB Upper Receiver Assembly 458 SOCOM 16" Chrome Moly Barrel 13" M-LOK Handguard Black
- SKU:
- 157972
- UPC:
- 842834101306
- Barrel Description:
- Bull
- Barrel Finish:
- Black
- Barrel Length:
- 16
- Barrel Length Range:
- 16 to 16.99
- Barrel Material:
- Steel
- caliber:
- .458 SOCOM
- Firearm Fit:
- AR-Platform
- Firearm Type:
- AR Platform
- Handguard Finish:
- Black
- Handguards:
- 13 M-LOK
- Muzzle:
- RRA Beast Brake
- Receiver Finish:
- Black
- Receiver Material:
- Aluminum
- Series:
- CLB
- Similar Items:
- UPPER
- Thread Pattern:
- 5/8-32 tpi
- Twist:
- 1:16
- Type:
- Complete
- FireArm:
- No
- Caliber:
- 458 SOCOM
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