The BM-9 6.5" Ultra-Compact Complete Upper Receiver is the most streamlined, backpack-ready model in the BM-9 series. Built for close-quarters (CQB), home defense, and discreet truck/range bag carry, it features a proprietary ramped feed ramp engineered to reliably cycle defensive hollow points and flat-point ammo without jamming.
Ultra-Compact Backpack Profile: 6.5" barrel and 5" handguard deliver maximum maneuverability in tight spaces.
Complete Ready-to-Run Assembly: Includes direct blowback AR-9 Bolt Carrier Group (BCG) and charging handle.
Feeds Defensive Ammunition: Ramped barrel extension reliably feeds Hollow Point & Flat Point rounds out of the box.
Universal 5" U-LOK Rail: Free-float handguard natively accepts both M-LOK and KeyMod accessories.
Duty-Grade Build: MIL-SPEC 7075-T6 aluminum receiver with 416R stainless barrel & factory-installed Mini Can.
The BM-9 6.5" Ultra-Compact Complete Upper Receiver is the most streamlined, backpack-ready model in the BM-9 series. Built for close-quarters (CQB), home defense, and discreet truck/range bag carry, it features a proprietary ramped feed ramp engineered to reliably cycle defensive hollow points and flat-point ammo without jamming.
Ultra-Compact Backpack Profile: 6.5" barrel and 5" handguard deliver maximum maneuverability in tight spaces.
Complete Ready-to-Run Assembly: Includes direct blowback AR-9 Bolt Carrier Group (BCG) and charging handle.
Feeds Defensive Ammunition: Ramped barrel extension reliably feeds Hollow Point & Flat Point rounds out of the box.
Universal 5" U-LOK Rail: Free-float handguard natively accepts both M-LOK and KeyMod accessories.
Duty-Grade Build: MIL-SPEC 7075-T6 aluminum receiver with 416R stainless barrel & factory-installed Mini Can.