The TacFire AR Build Kit 9mm Luger 4.50" Barrel Black for AR Platform brings together all the core components needed to assemble a compact 9mm AR pistol upper. Featuring a 4.5" 9mm barrel with 1:10 twist, a mil-spec bolt carrier group, and a slim free-float M-LOK handguard, this kit is designed to deliver reliable function and clean lines on the AR platform.
This kit is ideal for shooters building a dedicated 9mm AR for range use, training, or general recreational shooting. With a complete lower parts kit, pistol buffer tube with foam cover, heavy buffer, and mil-spec charging handle, it streamlines the build process while maintaining familiar AR-15 ergonomics. TacFire’s attention to detail and commitment to practical design make this kit a solid foundation for your next pistol-caliber AR project.
Key Features:
- Manufacturer: TacFire
- Model: AR Build Kit
- Caliber: 9mm Luger
- Action: Semi-Auto
- Barrel Length: 4.5"
- Hand: Right
- Gun Model: AR-15
- Muzzle Device: Linear Compensator
- Handguard Type: Free-Float
- Handguard Length: 4"
- Gun Rail: M-LOK
- Bolt Carrier Group Included: Mil-Spec
- Charging Handle Included: Mil-Spec
- Magazine Included: No
- Weight: 8 lb
| __Capacity | NA |
| __Barrel Length | NA |
| __Optic Footprint | NA |
| __Action | NA |
| __Model | AR Build Kit |
| __Caliber | 9mm |
