Product Description

Daniel Defense 300 Blackout Upper Receiver Group (300S URG) – High-Performance Short-Barrel Rifle Solution

Overview: Advanced Tactical Upper Receiver for Precision Shooting

The Daniel Defense 300 Blackout Upper Receiver Group (300S URG) represents the pinnacle of short-barrel rifle engineering, designed for tactical professionals, home defense enthusiasts, and shooting sports participants demanding uncompromising performance. Engineered with Daniel Defense’s renowned precision and reliability, this 10.3-inch upper receiver transforms your AR platform into a versatile, compact, and powerful firearm system.

Key Specifications

• Caliber: 300 Blackout
• Barrel Length: 10.3 inches
• Barrel Material: Chrome Moly Vanadium Steel
• Barrel Finish: Salt Bath Nitride
• Twist Rate: 1:8
• Upper Receiver Material: 7075-T6 Aluminum
• Handguard: 9-inch Quad Rail

Unmatched Performance and Versatility

Superior Ballistic Capabilities

The 300 Blackout cartridge revolutionizes short-barrel rifle performance, delivering exceptional muzzle energy and ballistic efficiency. Unlike traditional 5.56mm platforms, this upper receiver provides:

• Enhanced terminal ballistics
• Improved performance in short-barrel configurations
• Compatibility with standard AR-15 magazines and bolts
• Seamless transition between subsonic and supersonic ammunition

Precision Engineering Features

Advanced Barrel Technology

• Cold Hammer-Forged Barrel: Ensures exceptional durability and accuracy
• S2W® Profile: Optimizes strength-to-weight ratio
• HP and MPI Tested: Guarantees structural integrity and reliability

Robust Construction

• Type III Hard-Coat Anodized Upper Receiver: Provides exceptional wear resistance
• Full-Length Picatinny Rail: Enables extensive accessory mounting options
• Free-Floating Quad Rail Handguard: Maximizes accuracy and customization potential

Versatile Applications

The Daniel Defense 300 Blackout Upper is ideal for:

• Home defense
• Tactical and professional use
• Suppressed shooting operations
• Hunting
• Competitive shooting
• Close-quarters training

Compatibility and Customization

• Direct compatibility with standard AR-15 platforms
• Minimal modifications required for caliber conversion
• Extensive accessory mounting options via quad rail system

Technical Advantages of 300 Blackout Caliber

Subsonic Performance

• Extremely quiet when used with suppressor
• Excellent for stealth applications
• Effective for close-range hunting and home defense

Supersonic Capabilities

• High-velocity performance similar to 5.56mm
• Flat trajectory for improved accuracy
• Suitable for medium-range engagement

Why Choose Daniel Defense?

• 100% Made in the USA
• Rigorous quality control
• 100% satisfaction guarantee
• Trusted by professionals worldwide

Warranty and Support

Daniel Defense stands behind every product with a comprehensive warranty covering defects in materials and workmanship. Our commitment to quality ensures you receive a top-tier firearm component backed by industry-leading support.

NFA Compliance Notice

Important: This upper receiver is regulated by the National Firearms Act (NFA). Buyers must comply with all federal, state, and local regulations.

Frequently Asked Questions

Q: Can I use standard AR-15 magazines? A: Yes, the 300 Blackout Upper is compatible with standard AR-15 magazines.

Q: What makes this upper receiver unique? A: Its compact 10.3-inch design, versatile 300 Blackout caliber, and Daniel Defense’s precision engineering set it apart from competitors.

Q: Is this suitable for suppressed shooting? A: Absolutely. The 300 Blackout caliber is renowned for its exceptional suppressed performance.

Specifications at a Glance

• Barrel: 10.3″ Chrome Moly Vanadium Steel
• Coating: Salt Bath Nitride
• Upper Receiver: 7075-T6 Aluminum, Type III Hard-Coat Anodized
• Bolt Carrier Group: Mil-Spec M16 Profile
• Handguard: 9″ Quad Rail, CNC Machined Aluminum

Transform your shooting experience with the Daniel Defense 300 Blackout Upper Receiver Group – where precision meets performance.

We recommend the Rankin Industries Pistol for a complete build option.

We also offer the Daniel Defense Lower Parts Kit here.