Aero Precision 10.5" .300 BLK M4E1 ATLAS-S Complete Upper - Black Review

About Aero Precision 10.5" .300 BLK M4E1 ATLAS-S Complete Upper - Black

Aero Precision APAR700302M4: This complete upper includes Aero Precision’s new 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. Aero Precision’s 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. This complete upper does not include BCG or Charging Handle. Includes: M4E1 Threaded Assembled Upper Receiver 9″ ATLAS S-ONE Handguard 10″ .300 Blackout CMV Barrel Low Profile Gas Block and Pistol Length Gas Tube Product comes assembled The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel. M4E1 Threaded Upper Receiver Features: New enhanced forging that gives the upper receiver a “billet look” New picatinny profile that blends seamlessly with our Enhanced Series Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks Includes port door and forward assist installed ATLAS 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 10″ .300 Blackout Barrel Features: Length: 10″ Twist: 1 in 7 Muzzle: 5/8×24 Threaded Material: 4150 Crome Moly Vanadium Finish: QPQ corrosion resistant finish both inside and out Gas Block: .750 Gas Port: .0935 Gas System Length: Pistol Weight: 21oz M4 Barrel Extension HP and MPI Tested

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