10.5" 300 BLK Complete Upper, BA Barrel (1:7) w/R-One HG - Anodized Black
Sam Diego Tactical's 10.5" 300 Blackout Complete Upper in Anodized Black.
- 10.5" 300 Blackout Ballistic Advantage Barrel (1:7) w/Pistol Length Gas System
- Aero Precision AR15 Upper Receiver
- Aero Precision Upper Parts Kit (Dust Cover and Forward Assist)
- Aero Precision 9" ATLAS R-ONE M-LOK Handguard
- Aero Precision Low-Profile Gas Block
- Melonite Gas Tube
- A2 Muzzle Device
Does not include bolt carrier group or charging handle (sold separately).
Our complete upper receivers are assembled in-house, with barrels torqued to 45-60 ft-lbs, dimpled for gas block retention, gas block set screws torqued to 30 in-lbs, and guaranteed against defects in components or assembly.