Complete built upper receiver:
- 10.5" barrel chambered in 300BLK with a 1:8 twist
- Birdcage flash hider
- Pistol length gas system
- 10" m-lok handguard
- Flat-top mil-spec upper receiver with installed dust cover and forward assist
- No BCG or charging handle
- Barrel Length
- 10.5,
- Fit
- AR, AR-15,