AR-15 .300 Blackout 5" Micro Pistol Kit / 1:7 Twist / Micro Buffer / 4" M-LOK Rail

AR-15 Line

AR-15 .300 Blackout 5" Micro Pistol Kit / 1:7 Twist / Micro Buffer / 4" M-LOK Rail

The Moriarti AR-15 .300 AAC Blackout 5" Micro Pistol Kit is a compact and powerful option for shooters looking to build an ultra-short, maneuverable firearm without compromising on quality or performance. This kit includes everything needed to complete your AR-15 pistol build—except for the stripped lower receiver.

Featuring a 5" 4150 CMV chrome moly barrel with a 1:7 twist rate and a micro gas system, this kit delivers reliable cycling with supersonic and subsonic loads. A 4" M-LOK free float handguard allows for lightweight accessory mounting, while the included micro buffer tube and spring assembly ensure a compact footprint ideal for close-quarters or vehicle applications.

Kit Includes:

• Barrel: 5.5" 300 AAC Blackout, Chrome Moly, 1:7 Twist

• Thread Pitch: 5/8x24

• Gas System: Micro-Length

• Gas Block: .750" Low Profile Steel

• Gas Tube: Stainless Steel Micro

• Muzzle Device: Thread Protector

• Upper Receiver: M4 Flat Top Forged 7075-T6, Includes Forward Assist & Dust Cover

• Handguard: 4” Slim Profile Free Float M-LOK

• Mini Shroud: Included

• Bolt Carrier Group: M16 Profile, Case Hardened 8620 Steel, Nitride Coated, MP Tested

• Charging Handle: AR-15 Mil-Spec

• Lower Parts Kit: AR-15 Mil-Spec Complete

• Pistol Buffer System: Micro Buffer Tube, AR-15 Spring, 3oz Buffer

• Hardware: Castle Nut, End Plate

Compatibility:

• Platform: AR-15

• Chamber: .300 AAC Blackout

• Receiver Fit: Works with all Mil-Spec AR-15 lowers

• No FFL Required: Ships directly to you

  
  

Please Note: Comes unassembled. Images may not be an exact representation of the product. Design of rail may differ based on stock availability, the same excellent quality.