Rock River Arms Tactical Carbine Complete Upper .450 BM 16″ Barrel w/ 5-Round Mag

Rock River Arms Tactical Carbine Complete Upper Receiver Features

The Rock River Arms Tactical Carbine Complete Upper Receiver is equipped with a 16″ chrome moly barrel with a 1:24 twist rate, ensuring excellent accuracy and stability for .450 Bushmaster ammunition. The RRA Operator Muzzle Brake, with a 5/8-32 thread, effectively reduces recoil and muzzle rise, enhancing shooting comfort and control.

This upper receiver features a low profile gas block and a mid-length gas system, providing reliable operation and smooth cycling. The RRA 13″ extended lightweight free float M-LOK handguard offers ample space for accessory attachment while maintaining a lightweight profile.

The package includes a bolt carrier group and a charging handle assembly, ensuring you have all the necessary components for a complete and functional upper receiver. Additionally, it comes with one 5-round magazine, making it ready for use right out of the box.

Rock River Arms Tactical Carbine Complete Upper Receiver Specifications

• Manufacturer: Rock River Arms
• Model: Tactical Carbine Complete Upper Receiver
• Caliber: .450 Bushmaster
• Barrel Length: 16″
• Barrel Material: Chrome Moly
• Twist Rate: 1:24
• Muzzle: RRA Operator Muzzle Brake
• Thread Pattern: 5/8-32
• Gas Block: Low Profile
• Gas System: Mid-Length
• Handguard: RRA 13″ Extended Lightweight Free Float M-LOK
• Finish: Anodized
• Color: Black
• Includes: Bolt Carrier Group and Charging Handle Assembly
• Magazine: (1) 5-round magazine
• Compatibility: Fits AR-15