AR-15 300 AAC blackout 16" stainless steel straight fluted tactical upper assembly. 300 blackout caliber uppers use your standard .223/5.56 bolt carrier group and magazines! No special bolts or magazines to buy to get into a new caliber!
- Barrel - 16" 416 stainless steel hbar contour barrel, straight fluted. Hardened to 26-32 rc and stress releived. Chambered in 300 blackout. 1-10 rh twist. Button rifled. .750 under gas block. 5/8-24 threads completed with a stainless steel x-treme muzzle brake and crush washer. M4 feedramps.
- A3 flat top upper reciever - Made from certified 7075-t6 aluminum forgings. Black hardcoat anodized to gov. specs. Proper T-marks on rails. Forward assist and dust cover installed. M4 feedramps.
- Gas system - Micro .750 gas block made from aircraft quality aluminum. Carbine length gas tube.
- Handguards - Mid-length free floating quad rail handguard. Made from aircraft quality aluminum and black hardcoat anodized.