The BM-9 9.5" Complete Upper Receiver delivers maximum velocity, superior accuracy, and enhanced control for your AR-9 build. Engineered with a proprietary ramped feed ramp to solve standard PCC feeding issues, it reliably cycles defensive hollow points and flat-point ammunition straight out of the box.
Complete Ready-to-Run Assembly: Includes direct blowback AR-9 Bolt Carrier Group (BCG) and charging handle.
Feeds Defense Ammo: Ramped barrel extension feeds Hollow Point & Flat Point rounds flawlessly.
Universal U-LOK Rail: 8" Free-Float Handguard natively accepts both M-LOK and KeyMod accessories.