Optics Planet Exclusive Aero Precision Complete Upper Receiver M4E1-T 8in .300 Blackout BRL 7in M-LOK ATLAS S-ONE HG Anodized W/BCG/CH Black

Optics Planet Exclusive Aero Precision Complete Upper Receiver M4E1-T 8in .300 Blackout BRL 7in M-LOK ATLAS S-ONE HG Anodized W/BCG/CH Black. Specifications for Optics Planet Exclusive Aero Precision Complete Upper Receiver M4E1-T: Manufacturer: Aero Precision Caliber: .300 AAC Blackout Barrel Length: 8 in Barrel Twist Rate: 1-7 Finish: Anodized Color: Black Handguard Length: 7 in Gun Rail: M-LOK Gun Model: AR-15 Condition: New Magazine Included: No Country of Origin: USA Features of Optics Planet Exclusive Aero Precision Complete Upper Receiver M4E1-T: 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 1.3in Inside diameter 1.5in Outside diameter Compatible with mil-spec AR15 upper receivers and barrels 8in .300 Blackout Barrel Features: Length: 8in Twist: 1 in 7 Muzzle: 5/8x24 Threaded Material: 4150 Chrome Moly Vanadium Finish: QPQ corrosion resistant finish both inside and out Gas Block: .750 Gas Port: .109 Gas System Length: Pistol Weight: 18oz M4 Barrel Extension HP and MPI Tested Package Contents: Optics Planet Exclusive Aero Precision Complete Upper Receiver M4E1-T ATLAS S-ONE Handguard of choice 8in .300 Blackout CMV Barrel Low Profile Gas Block and Pistol Length Gas Tube Aero Precision APAR900001: Complete Upper Receiver M4E1-T 8in .300 Blackout BRL 7in M-LOK AR15 ATLAS S-ONE HG Anodized W/BCG/CH Black