BM-9/AR-9 Upper Build Kit Specifications

Brigade BM9 6.5 AR9/PCC Pistol Build Kit – Ultra-Compact 9mm Platform for Tactical, CQB, and Home-Defense Builds

The Brigade BM9 6.5 AR9 Pistol Build Kit is engineered for builders who want full control over their firearm setup while maintaining premium performance. As the most compact AR9 upper kit in the Brigade BM series, this 9mm PCC-style build kit delivers impressive accuracy and reliability in a highly portable, small-footprint platform.

Featuring a 5-inch U-LOK free-float handguard and a 6.5-inch 9mm barrel, the BM9 6.5 offers smooth handling and consistent performance, making it ideal for PCC enthusiasts, close-quarters battle (CQB), urban tactical setups, range training, and home-defense builds. Its streamlined design and compact profile allow for fast maneuverability and confident control in tight environments.

Lightweight and easy to transport, the BM9 6.5 fits comfortably into a backpack for discreet mobility. Whether you're building a compact AR9 pistol, upgrading your PCC platform, or creating a reliable defensive configuration, this kit provides the optimal balance of portability, comfort, and 9mm performance.

Materials

• Upper Receiver: 7075-T6 Aluminum Forging
• Barrel: 416R Stainless Steel Barrel (1:10 Twist)

Features

• Platform: AR-9 (PCC) 
• Trigger: Mil-Spec
• Grip: A2 Pistol 
• Handguard: U-LOK Rail (Universal rail system, accepts M-LOK and Keymod accesories)
• Brace: SBA3
• Lower Parts Kit: MILSPEC
• Buffer Tube Assembly: MILSPEC
• Bolt Carrier Group: Direct Blowback AR9
• Barrel type: V3 Ramped,
• Length:6.5in
• Barrel Twist: 1/10
• Feeds most defense ammos such as Hollow Point and Flat Point bullets

Operating System

• Direct Blowback System