The TacFire SSPK300LPK10 AR Build Kit Pistol Sports South Exclusive 300 Blackout AR Pistol Platform brings together a complete upper and lower parts kit built around a 10.5" .300 AAC Blackout parkerized steel barrel with 5/8"x24 threads. This kit includes a stripped billet upper receiver with M4 feed ramps, 7" ultra slim clamp-on M-LOK free float handguard, .308 spiral fluted flash can with crush washer, 5.56 NATO nitride MPI-tested bolt carrier group, and a full USA-made AR-15 lower parts kit with A2-style pistol grip and pistol buffer tube assembly.

Designed for builders who want a compact .300 Blackout AR pistol platform, this kit supplies the core components needed to complete your upper and dress out your lower once you add a stripped receiver. The pistol-length gas system, low-profile .750 gas block, and 3 oz buffer with spring support reliable cycling with both supersonic and subsonic loads, making it well suited for range use, training, and future suppressed setups. TacFire’s attention to detail and solid machining deliver a straightforward, dependable foundation for your next AR pistol project.

Key Features:

• Manufacturer: TacFire
• Model: AR Build Kit SSPK300LPK10
• Caliber: 300 AAC Blackout
• Action: AR Pistol
• Barrel Length: 10.5"
• Threaded Barrel: 5/8"x24
• Handguard: 7" Ultra Slim Clamp-On M-LOK Free Float
• Upper Receiver: Stripped Billet With M4 Feed Ramps
• Bolt Carrier Group: 5.56 NATO, MPI Tested, Nitride
• Includes: USA Made AR-15 Lower Parts Kit And A2 Style Black Pistol Grip