Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Anodized Black

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Anodized Black. 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 M5 16in .308 Winchester RM15 Complete Upper Receiver: Manufacturer: Aero Precision Cartridge: .308 Winchester Barrel Length: 16 in Gas System Length: Mid Length Barrel Twist Rate: 1-10 Threads per Inch: 5/8x24 Muzzle Device: A2 Flash Hider Gun Model: M5 Condition: New Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: Picatinny Gun Type: Rifle Gun Make: Aero Precision Bolt Carrier Group Included: No Charging Handle Included: No Magazine Included: No Caliber: .308 Caliber Country of Origin: USA Features of Aero Precision M5 16in .308 Winchester RM15 Complete Upper Receiver Full top picatinny rail for optional attachments Quick disconnect sling socket at the 3 6 and 9 o'clock positions Compatible with low profile gas blocks Compatible with AR-308 Upper Recievers with a thread pitch of 1-7/16 x 16 along with a DPMS High Profile (.210) Tang Rail Package Contents: Aero Precision M5 16in .308 Winchester RM15 Complete Upper Receiver M5 Assembled Upper Receiver ATLAS R-ONE Handguard of choice 16in.308 CMV Barrel Mid-Length Low Profile Gas Block Mid-Length Gas Tube Aero Precision APAR308554M22: M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Anodized Black