Aero Precision M5 20in .308 Winchester Complete Upper Receiver OD Green

Aero Precision Complete Upper Receiver M5 .308 Winchester 20in Heavy Rifle Length 1 in 10 5/8 x 24 15in A2 Flash Hider Anodized OD Green. 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 20in .308 Winchester RM15 Complete Upper Receiver: Manufacturer: Aero Precision Caliber: .308 Winchester Barrel Length: 20 in Gas System Length: Rifle Length Barrel Twist Rate: 1-10 Muzzle Device: A2 Flash Hider Gun Model: M5 Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: Picatinny Gun Type: Rifle Gun Make: Aero Precision Magazine Included: No Condition: New Projectile Caliber: .308 Caliber Country of Origin: USA Features of Aero Precision M5 20in .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 20in .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 What firearm models does the manufacturer say Aero Precision M5 20in .308 Winchester RM15 Complete Upper Receiver is compatible with? The manufacturer suggests that Aero Precision M5 20in .308 Winchester RM15 Complete Upper Receiver is compatible with M5Aero Precision APAR538772M27: Complete Upper Receiver M5 .308 Winchester 20in Heavy Rifle Length 1 in 10 5/8 x 24 15in A2 Flash Hider Anodized OD Green