Brigade Manufacturing BM-9 Pistol 9mm Features The Brigade Manufacturing BM-9 Pistol 9mm utilizes a 416R stainless steel 6.5 barrel with a 1:10 twist rate to promote reliable 9mm stabilization and consistent accuracy. Its direct blowback operating system with Last Round Bolt Hold Open LRBHO ensures dependable cycling and smooth operation. A Brigade MFG Mini Can muzzle device threaded 1/2x36 completes the compact configuration. Built as a compact 9mm AR-9 pistol this model features a 5 M-LOK free float rail for streamlined accessory mounting. The mil-spec trigger group 9mm BCG and charging handle provide familiar AR-style ergonomics. An SBA3 tactical brace paired with a 6-position buffer tube and heavy 7.2 oz buffer enhances stability and recoil control. Brigade Manufacturing BM-9 Pistol 9mm Specifications Manufacturer: Brigade Manufacturing Model: BM-9 Pistol Caliber: 9mm Barrel Length: 6.5 Twist Rate: 1:10 Capacity: 33 Platform: AR-9 Operating System: Semi-Automatic Direct Blowback Receiver Material: 7075-T6 Aluminum Forging Barrel Material: 416R Stainless Steel Rail: 5 M-LOK Free Float Handguard Diameter: 1.35 Threading: 1/2x36 Muzzle Device: Brigade MFG Mini Can Brace: SB Tactical SBA3 Buffer Tube: 6-Position Buffer Weight: 7.2 oz Heavy Buffer Trigger: Mil-Spec Bolt Carrier Group: 9mm Direct Blowback Magazine: 1 Glock 33rd Magazine Included Finish: Cerakote FDE Overall Length: 21.25 Collapsed 23.5 Extended Weight: 5.38 lb Made In America: Yes