Aero Precision AR15 Complete Upper 5.56 / .223 Rem 20 Barrel w/ Carry Handle

Aero Precision AR15 Complete Upper Receiver 20in 5.56 Rifle Length Barrel w/ Pinned Front Sight Base & A2 Handguard Black. 56 Barrel w/ Pinned FSB A2 Handguard and A2 Detachable Carry Handle. Specifications for Aero Precision AR15 20in 5.56 Complete Upper Receiver with Flash Hider with Pinned FSB & A2 Handguard: Manufacturer: Aero Precision Cartridge: 5.56x45mm NATO Overall Length: 30 in Barrel Length: 20 in Barrel Profile: Government Gas System Length: Rifle Length Barrel Twist Rate: 1-7 Threads per Inch: 1/2x28 Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Gun Model: AR-15 Condition: New Fabric/Material: 4150 Chrome Moly Vanadium Gas Block Journal Size-Diameter: .750 in Handguard Length: 12 in Gun Rail: Picatinny Gun Make: AR Platform Included Accessories: A2 Detachable Carry Handle None Weight: 66.25 oz 70 oz Magazine Included: No Country of Origin: USA Features of Aero Precision AR15 20in 5.56 Complete Upper Receiver with Flash Hider with Pinned FSB & A2 Handguard Upper: Standard M4 Upper Receiver Barrel: 20in 5.56 NATO Rifle Length 1:7 Twist 4150 Chrome Moly Vanadium QPQ corrosion resistant finish Sights: A2 Detachable Carry Handle and A2 Front Sight Block w/ Bayonet Lug Handguard: A2 Style Handguard Rifle Length Gas System: Rifle Length Gas System Muzzle Device: Standard A2 Flash Hider This complete upper does not include a BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tab Package Contents: Aero Precision AR15 20in 5.56 Complete Upper Receiver with Flash Hider with Pinned FSB & A2 Handguard Aero Precision APAR505611: AR15 Complete Upper Receiver 20in 5.56 Rifle Length Barrel w/ Pinned Front Sight Base & A2 Handguard Black