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 Length Barrel Twist Rate: 1-7 Threads per Inch: 5/8x24 Handguard Type: Free-Float Muzzle Device: Tri Port Muzzle Brake Finish: Hardcoat Anodized Color: Black Fabric/Material: 7075-T6 Aluminum Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: M-LOK Gun Make: AR Platform Gun Model: AR-15 Barrel Material: 4150 CMV Steel Bolt Carrier Group Included: No Magazine Included: No Charging Handle Included: No Last Chance: Yes Mount Type: M-LOK Package Contents: Moriarti AR-15 16 inch .300 AAC Blackout Upper Receiver Assembly Moriarti MAR-300-16-15-TRI: Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport Hardcoat Anodized Black