Brigade Manufacturing BM-9 Pistol 9mm Features The Brigade Manufacturing BM-9 Pistol 9mm utilizes a 416R stainless steel 9.5 barrel with a 1:10 twist rate to promote consistent 9mm stabilization and enhanced handling compared to shorter configurations. Its direct blowback operating system with Last Round Bolt Hold Open LRBHO ensures reliable cycling and efficient reloads. A Brigade MFG Mini Can muzzle device threaded 1/2x36 completes the extended pistol configuration. Built as a 9mm AR-9 tactical pistol this model features an 8 M-LOK free float rail that provides ample space for optics lights and support accessories. The mil-spec trigger group 9mm BCG and charging handle deliver familiar AR-style ergonomics and consistent performance. An SBA3 tactical brace paired with a 6-position buffer tube and heavy 7.2 oz buffer enhances stability and recoil control during rapid fire. Brigade Manufacturing BM-9 Pistol 9mm Specifications Manufacturer: Brigade Manufacturing Model: BM-9 Pistol Caliber: 9mm Barrel Length: 9.5 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: 8 M-LOK Free Float 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 Flat Dark Earth Overall Length: 24 Collapsed 26.5 Extended Weight: 5.85 lb Made In America: Yes