Aero Precision M4E1 Threaded No FA Complete Upper 10.5" 5.56 Carbine 9.2" M-LOK ATLAS S-ONE - Anodized Black

This complete upper receiver features the same tried-and-true construction and aesthetics as M4E1 Threaded Upper Receivers, without provisions for a forward assist. The included ATLAS R-ONE Handguard is designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. 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 receiver does not include BCG or Charging Handle

Includes:

• M4E1 Threaded Upper Receiver, No Forward Assist
• 9.2in ATLAS R-ONE Handguard
• 10.5in 5.56 CMV Barrel
• Low Profile Gas Block and Carbine Length Gas Tube
• Port Door Assembly
• A2 Flash Hider

Features:

• No Forward Assist
• Custom enhanced forging that gives the upper receiver a “billet look” while maintaining the structural integrity of a forged part.
• Picatinny profile that blends seamlessly with our Enhanced and ATLAS Series Handguards
• M4 Feedramps
• .250 takedown pin holes

Specifications:

• Manufacturer: Aero Precision
• Cartridge: 5.56x45mm NATO
• Barrel Length: 10.5 in
• Gas System Length: Carbine Length
• Barrel Twist Rate: 1-7
• Handguard Type: Free-Float
• Muzzle Device: A2 Flash Hider
• Gun Model: AR-15
• Condition: New
• Fabric/Material: 416R Stainless Steel
• Attachment/Mount Type: M-LOK, Picatinny
• Gas Block Journal Size-Diameter: .750 in
• Handguard Length: 9.2 in
• Gun Rail: Full Top Rail
• Gun Type: Rifle
• Gun Make: AR Platform
• Barrel Material: 4150 Chrome Moly Vanadium
• Bolt Carrier Group Included: No
• Charging Handle Included: No