10.5″ .300 Blackout Complete Pistol Upper — FDE M-LOK
This 10.5″ .300 Blackout complete AR pistol upper puts FDE Cerakote on the mil-spec upper receiver and Daytona Tactical’s 10″ M-LOK handguard, paired with a chrome moly barrel at 1:7 twist with a nitride finish on a pistol-length gas system threaded 5/8″x24. The gas block, gas tube, dust cover, and forward assist are all installed — just add a BCG and charging handle to finish the build. Check out the FDE Keymod version, or browse more AR pistol upper build kits.
Specifications:
- Caliber: .300 AAC Blackout
- Barrel: 10.5″, chrome moly, nitride finish, 1:7 twist, 5/8″x24 thread, .750″ gas block, pistol-length gas
- Upper receiver: Mil-spec aluminum, FDE Cerakote, dust cover and forward assist
- Handguard: 10″ M-LOK, FDE Cerakote
- SKU: DT12-083
What’s included:
- Upper receiver (FDE Cerakote) with dust cover and forward assist installed
- 10.5″ chrome moly nitride .300 Blackout barrel
- 10″ M-LOK handguard with barrel nut and mounting hardware
- Gas block
- Gas tube
Note: BCG and charging handle are not included and are available as an add-on.










