This complete upper includes the ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.
- M4E1 Threaded Assembled Upper Receiver
- ATLAS S-ONE M-LOK Handguard of choice
- 16" 5.56 CMV Barrel
- Low Profile Gas Block and Mid-Length Gas Tube
- Product comes assembled
- This complete upper does not include BCG or Charging Handle
