Sons of Liberty Gun Works Broadsword-89 Upper Half 14.5in .223 Wylde Precision Barrel BS UPPER 13in M89 Rail NOX-9 Flash Hider Black. With relief cuts on the face of the upper receiver the BROADSWORD-89 upper seamlessly integrates with our M89/L89 handguards. This enhanced lockup reduces fail flex even further so aggressive bipod and barricade loading will have the least impact on POI shift of any combination weve ever tested. Specifications for Sons of Liberty Gun Works Broadsword-89 .223 Wylde Half Upper Receiver: Manufacturer: Sons of Liberty Gun Works Caliber: .223 Wylde Color: Black Bolt Carrier Group Included: MIL-SPEC Charging Handle Included: MIL-SPEC Magazine Included: No Package Contents: Sons of Liberty Gun Works Broadsword-89 .223 Wylde Half Upper Receiver Sons of Liberty Gun Works BROADSWORDUPPER-89-14.5-223: Broadsword-89 Upper Half 14.5in .223 Wylde Precision Barrel BS UPPER 13in M89 Rail NOX-9 Flash Hider Black