Davidson Defense Recursion w/SBA3 Brace 8.3-inch 1:10 9MM AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

9mm AR-15 Pistol Full Build Kit | 8.3" Nitride Barrel | SBA3 Brace | Davidson Defense Recursion | 1:10 Twist | M-Lok Handguard with Hand Stop

Providing everything needed to assemble a versatile firearm, this Davidson Defense Recursion 9mm pistol full build kit delivers comprehensive components for optimal performance. Featuring an 8.3-inch 9mm nitrided barrel made from 4140 gun steel with medium profile and a 1:10 twist rate, this kit ensures reliable accuracy and consistent function. The freefloat M-Lok handguard constructed from 6061-T6 aluminum provides a lightweight and durable mounting solution with an integrated hand stop for secure grip control. The upper receiver made from anodized 7075 T6 aluminum includes M4 feed ramps for enhanced feeding reliability. The kit comes with a nitride bolt carrier group compatible with Glock and Colt magazines and an AR-15 mil-spec charging handle for seamless operation. The SB Tactical SBA3 adjustable brace ensures stability and personalized fit when shooting. A mil-spec heavy-duty 6-position buffer tube and 9mm flash hider complete this comprehensive build kit. Whether you're assembling a personal project or seeking versatility, this kit offers solid options for customization and functionality.

Key Features

• 8.3" Nitrided Barrel | 9mm Chambering – 4140 gun steel with medium profile and 1:10 twist rate for optimal performance
• SB Tactical SBA3 Adjustable Brace – Five-position adjustable brace for personalized fit and stability
• Full Build Kit – Includes all upper components, bolt carrier group, charging handle, and lower parts kit
• Nitride Bolt Carrier Group – Compatible with Glock and Colt magazines for versatile feeding options
• Freefloat M-Lok Handguard – Lightweight 6061-T6 aluminum with integrated hand stop
• 7075 T6 Aluminum Upper Receiver – Anodized finish with M4 feed ramps for reliability
• Integrated Hand Stop – Secure grip control and improved handling
• Mil-Spec Heavy-Duty 6-Position Buffer Tube – Robust construction for reliable operation
• AR-15 Mil-Spec Charging Handle – Seamless operation and consistent function

Perfect For

• Shooters seeking versatility and customization in a 9mm pistol platform
• Builders assembling a personal project with proven components
• Home defenders who value Glock and Colt magazine compatibility
• Range enthusiasts looking for adjustable fit and stability
• AR-15 owners seeking a comprehensive 9mm build kit

SBA3 Adjustable Brace and Stability

The SB Tactical SBA3 adjustable brace is one of the most popular and trusted options on the market, offering five positions of adjustment for customized length of pull and shooting comfort. This adjustable design accommodates different shooter sizes and shooting positions, ensuring the pistol platform adapts to your needs whether at the range or in defensive scenarios. The SBA3's proven design ensures stability when shooting, making rapid follow-up shots more manageable and improving overall accuracy and comfort during extended shooting sessions. Paired with the mil-spec heavy-duty 6-position buffer tube, this system provides robust construction and reliable operation.

Nitrided 4140 Gun Steel Barrel

The 8.3-inch 9mm nitrided barrel made from 4140 gun steel with medium profile delivers exceptional durability and corrosion resistance for long-term performance. The nitride treatment penetrates the steel, providing superior wear resistance while maintaining dimensional accuracy and precision. The medium profile balances weight and rigidity for consistent performance in a compact package. With a 1:10 twist rate, this barrel ensures optimal performance with various 9mm ammunition types, stabilizing a wide range of bullet weights commonly used in pistol-caliber carbine applications. The 4140 gun steel construction provides the strength needed for dependable 9mm operation.

Glock and Colt Magazine Compatibility

The nitride bolt carrier group is compatible with both Glock and Colt magazines, providing versatile feeding options for your build. This dual magazine compatibility allows you to choose between widely available Glock-pattern magazines or Colt-style magazines, offering flexibility based on your preferences and available magazine options. The nitride finish on the BCG provides enhanced durability and corrosion resistance for reliable cycling and long-term performance. The upper receiver made from anodized 7075 T6 aluminum includes M4 feed ramps for enhanced feeding reliability with various 9mm ammunition types, ensuring smooth operation and dependable function.

Comprehensive Build Kit with Integrated Hand Stop

This full build kit provides everything needed to assemble a versatile 9mm firearm except the lower receiver: upper receiver with M4 feed ramps and anodized finish, 8.3-inch nitrided barrel made from 4140 gun steel, freefloat M-Lok handguard constructed from 6061-T6 aluminum with integrated hand stop for secure grip control, nitride bolt carrier group compatible with Glock and Colt magazines, AR-15 mil-spec charging handle for seamless operation, 9mm flash hider, and lower parts kit including SB Tactical SBA3 adjustable brace and mil-spec heavy-duty 6-position buffer tube. The combination of comprehensive components, versatile magazine compatibility, and adjustable fit creates solid options for customization and functionality ideal for personal projects, home defense, and range use.

Disclaimer: This kit includes all necessary parts except the lower receiver. Ensure compatibility with 9mm lower receivers designed for Glock or Colt magazine compatibility. Always follow safe handling practices and manufacturer instructions. Ensure compliance with all applicable federal, state, and local laws regarding pistol builds and stabilizing braces. Verify proper installation of all components before use. Use ammunition appropriate for 9mm chambering only.