DEMO 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

DEMO 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 Cartridge: .308 Winchester Barrel Length: 20 in Gas System Length: Rifle Length Barrel Twist Rate: 1-10 Threads per Inch: 5/8x24 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 Caliber: .308 Caliber 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 Aero 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