M5E1 Complete Upper, 22" 6.5 Creedmoor Rifle Length Barrel w/ 15" M-LOK Handguard & Adjustable Gas Block - Kodiak Brown Anodized

The ATLAS R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. 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:

• M5 Assembled Upper Receiver
• 15" M-LOK Handguard
• 22" 6.5 Creedmoor Rifle Length Barrel
• .750 Adjustable Gas Block and Rifle Length Gas Tube
• Product comes assembled
• This complete upper does not include a BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab.

M5E1 Upper Features:

• Forged from 7075 T6 aluminum
• Precision machined to our specs
• M4 feedramps
• Laser engraved T-marks (Anodized only)
• .2795” takedown pin holes
• Accepts standard AR .308 components
• Comes with forward assist and port door installed
• Handguard mounting platform is forged into the receiver

ATLAS R-ONE Handguard Features:

• Full top picatinny rail for optional attachments
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• Compatible with low profile gas blocks
• 1.5" Inside diameter
• 1.75" Outside diameter
• Compatible with AR-308 Upper Recievers with a thread pitch of 1-7/16 x 16 along with a DPMS High Profile (.210) Tang Rail

22" 6.5 Creedmoor Barrel Features:

• Twist: 1 in 8
• Threading: 5/8 x 24
• Material: 416R Stainless Steel
• Finish: Bead Blasted
• Gas Block Journal: .936
• Gas System Length: Rifle
• Weight: 75.9oz
• DPMS Barrel Extension
• HP and MPI Tested