V Seven Harbinger 308 Complete Upper 1-10 twist 5/8x24 Thread Ultralight 16in Black 16HAR 308 FLT-UR. Formulated by using several of the very most heavy duty and dependable substances available these AR15 Upper Receivers by V Seven can provide an item which will give you years of stability. V Seven has been generating high quality merchandise for a very long time and the V Seven Harbinger 308 Complete Upper is their way of revealing how much they are concerned. At OpticsPlanet we ensure that it is our responsibility to receive the most suitable product for your specifications and exhibiting the V Seven Harbinger 308 Complete Upper is something that we are happy to offer. Specifications for V Seven Harbinger 308 Complete Upper: Manufacturer: V Seven Caliber: .308 Winchester Barrel Twist Rate: 1-10 Threads per Inch: 5/8x24 Finish: Anodized Color: Black Fabric/Material: 7075 T6 Aluminum Gun Rail: M-LOK Condition: New Bolt Carrier Group Included: MIL-SPEC Magazine Included: No Charging Handle Included: MIL-SPEC Package Contents: V Seven Harbinger 308 Complete Upper What firearm models does the manufacturer say V Seven Harbinger 308 Complete Upper is compatible with? The manufacturer says that V Seven Harbinger 308 Complete Upper is compatible with AR-10V Seven 16HAR 308 FLT-UR: 16" Harbinger 308 Complete Upper