Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport

Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport. No other modifications to your AR-15 is required. Uses standard AR-15 BCG. All you need is 300 BLK ammo and this upper - and you have a new AR. Specifications for Moriarti AR-15 16 inch .300 AAC Blackout Upper Receiver Assembly: Manufacturer: Moriarti Caliber: .300 AAC Blackout Barrel Length: 16 in Barrel Profile: Medium Gas System Length: Pistol L