AR15 16" 5.56 Mid-Length Gov Barrel Complete Upper w/ 15" S-ONE M-LOK Handguard - Anodized Black

This Complete Upper includes our 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. Our 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.

Includes:

• AR15 Assembled Upper Receiver
• ATLAS S-ONE Handguard
• 16" 5.56x45mm NATO Mid-Length Gov Barrel
• Low Profile Gas Block and Mid-Length Gas Tube
• Product comes assembled
• This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab

AR15 Complete Upper Features:

• M4 feedramps
• .250 takedown pin holes
• Laser engraved T-marks

S-ONE Handguard Features:

• Front and rear picatinny rail
• Eliminated center of top rail for weight reduction
• Indexing grooves in 12:00 position for positive grip control
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• Compatible with low profile gas blocks
• 1.3" Inside diameter
• 1.5" Outside diameter
• Compatible with mil-spec AR15 upper receivers and barrels
• NOT Compatible with M4E1 Enhanced Upper Receivers

16" 5.56 Mid-Length Gov Barrel Features:

• 5.56x45mm NATO
• QPQ Finish
• Gov Profile
• .750" gas block journal
• Mid-Length gas system
• M4 Feed Ramp Extension
• HP and MPI tested
• Standard A2 Flash Hider