• Must Know - 308 AR Compatibility Chart Oct 02, 2015 There are several manufacturers of 308 caliber AR-family rifles now. Most of them will interchange with one system or another, but it can be tough to keep track..

AR-10 .308 20" Aero Precision Style Upper Receiver Assembly Includes:

• Assembled Upper Receiver
• Enhanced Handguard
• 20" .308 CMV Barrel
• Low Profile Gas Block and Rifle Length Gas Tube
• Product comes assembled
• This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons on top of this page. 

Upper Receiver Features:

• Forged from 7075 T6 aluminum
• Precision machined to our specs
• M4 feedramps
• .2795” takedown pin holes
• Accepts standard DPMS .308 components
• Comes with forward assist and port door installed
• Since there are various types of lowers available for AR10 builds, it is very important for you to indicate which type of lower receiver you will use so we can match your upper receiver accordingly.

Enhanced Handguard Features:

• Rifle lenth 15" 1pc free float design
• Rail is Machined from 6061-T6 Aluminum
• Built in Anti-Rotation tabs
• Scalloped rails
• Continuous top rail
• Compatible with low profile gas blocks

20" .308 CMV Barrel Features:

• Twist: 1 in 10
• Threading: 5/8 x 24
• Material: 4150 Crome Moly Vanadium Steel
• Finish: QPQ corrosion resistant finish both inside and out
• Gas Block Journal: .750
• Gas Port: .087
• Gas System Length: Rifle
• Weight: 59.68oz
• DPMS Barrel Extension
• HP and MPI Tested

Note: in December 2014, Aero Precision bought out Ballistic Advantage Inc., and as such, barrels maybe interchangeable between the two companies - the same great quality.

Stock photo features FDE handguard along with upgraded stainless steel barrel.

Please allow 7-10 days for your upper to build. If you are ordering DPMS low profile style, the look of upper could be found HERE

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