Radical Firearms Complete Upper Assembly, 223 Remington/5.56 NATO, 16″ Barrel, Black

Product Description

The Radical Uppr 556 16″ 1-7 MLOK BLK is a complete upper assembly built for AR-15 builders. This 223 Remington/5.56 NATO upper features a 16-inch barrel with a 1:7 twist rate. The MLOK handguard provides modern rail compatibility for tactical accessories. Additionally, an A2 flash hider and black finish complete this professional-grade assembly.

The 1:7 twist stabilizes both standard 55-grain and heavier projectiles reliably. Therefore, you’ll enjoy excellent accuracy across various ammunition types without compromise. This barrel twist makes the Radical Uppr 556 ideal for shooters who want multi-platform versatility. Moreover, the 16-inch length balances velocity with maneuverability for practical shooting distances.

Key Features & Performance

Furthermore, this upper integrates seamlessly with any standard AR-15 lower receiver. The MLOK mounting system secures optics and tactical gear with confidence. Builders appreciate the quality construction and attention to detail throughout. The black finish provides a professional appearance suitable for hunting, sport shooting, or training.

The 16-inch barrel length optimizes performance for mid-range accuracy and practical applications. Additionally, the assembly requires no special adapters or modifications to install. First-time builders and experienced gunsmiths alike will find this upper reliable and straightforward.

Perfect for Training & Caliber Conversion

This upper excels as a training platform for shooters developing their skills. Furthermore, it’s an excellent caliber conversion option for builders with existing AR-15 lowers. Whether you’re upgrading your setup or building from scratch, the Radical Uppr 556 delivers value. Finally, the MLOK handguard supports precision optics for evolving your build over time.

Ordering from Western Sport

Order online and it ships straight to your door. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.

Frequently Asked Questions

Q: Will the Radical Uppr 556 work with my AR-15 lower receiver?

A: Yes, this upper is fully compatible with any standard AR-15 lower receiver. The assembly requires no special adapters or modifications. Simply connect it to your lower and you’re ready to go.

Q: What ammunition performs best in the 1:7 twist barrel?

A: The 1:7 twist stabilizes both lighter 55-grain loads and heavier rounds reliably. This versatility makes it suitable for hunting, sport shooting, and training applications. We recommend testing different ammunition to find your preferred load and accuracy.

Q: What’s the process for purchasing an upper assembly in Texas?

A: AR-15 upper assemblies like the Radical Uppr 556 ship directly to your address. No FFL transfer is required for upper receivers. Send us a message to confirm shipping eligibility for your location.

Q: Is the Radical Uppr 556 suitable for long-range shooting applications?

A: The 16-inch barrel optimizes mid-range accuracy and practical shooting performance. Additionally, the MLOK handguard supports mounting precision optics for longer distances. However, dedicated long-range builds typically use 20-inch or longer barrels for maximum velocity.

Additional information