Aero Precision AR-15 M4E1 Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Atlas S-One M-LOK Handguard without Bolt Carrier Group or Charging Handle Anodized Olive Drab

Aero Precision Complete Upper Receiver M4E1-T SM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized OD Green. 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. Specifications for Aero Precision M4E1-T 16in 5.56x45mm NATO SM15 Complete Upper Receiver: Manufacturer: Aero Precision Caliber: 5.56x45mm NATO Overall Length: 24 in Barrel Length: 16 in Barrel Profile: Government Gas System Length: Mid Length Barrel Twist Rate: 1-7 Threads per Inch: 1/2x28 Handguard Type: A2 Muzzle Device: A2 Flash Hider Finish: Anodized Gun Model: AR-15 Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Type: Rifle Gun Make: AR Platform Barrel Material: 4150 CMV Steel Bolt Carrier Group Included: No Charging Handle Included: No Weight: 53.6 oz Magazine Included: No Country of Origin: USA Features of Aero Precision M4E1-T 16in 5.56x45mm NATO SM15 Complete Upper Receiver 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 Package Contents: Aero Precision M4E1-T 16in 5.56x45mm NATO SM15 Complete Upper Receiver M4E1 Threaded Assembled Upper Receiver ATLAS S-ONE M-LOK Handguard of choice 16in 5.56 CMV Barrel Low Profile Gas Block and Mid-Length Gas Tube Product comes assembled Which weapon models is Aero Precision M4E1-T 16in 5.56x45mm NATO SM15 Complete Upper Receiver compatible with? Aero Precision M4E1-T 16in 5.56x45mm NATO SM15 Complete Upper Receiver is compatible with AR-15Aero Precision APAR700179M7: Complete Upper Receiver M4E1-T SM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized OD Green