The TacFire AR Build Kit 9mm Luger 7.50" Barrel Black for AR Platform brings together a complete set of upper and lower components to jump-start your next pistol-caliber AR project. Centered around a 7.5" 9mm barrel with 1/2"x36 threads and paired with a dedicated 9mm bolt carrier group, this kit is designed for smooth blowback operation and dependable performance. A slim free float M-LOK handguard, mil-spec upper receiver, and included flash forwarder round out a compact, range-ready configuration.

Ideal for builders who want a controllable, compact 9mm AR pistol, this kit supports roles from recreational range use and training to general-purpose home protection when assembled on a compatible lower receiver. The heavy buffer, pistol buffer tube with foam cover, and complete lower parts kit with A2 pistol grip help ensure comfortable handling and reliable cycling. TacFire’s attention to detail and consistent quality make this AR Build Kit a solid foundation for a personalized 9mm AR platform.

Key Features:

• Manufacturer: TacFire
• Model: AR Build Kit
• Caliber: 9mm Luger
• Condition: New
• Action: Semi-Auto
• Barrel Length: 7.50"
• Grip Type: Black A2 Pistol Grip
• Stock Description: Buffer Tube
• Safety: Manual Thumb
• Threaded Barrel: 1/2"x36