Presma AR-15 Mil-Spec Charging Handle Black. 56 upper. Standard non ambidextrous. Made from Strong Aircraft Grade T6 Aluminum hard-coated anodized Specifications for Presma AR-15 .223/5.56 Mil-Spec Charging Handles: Manufacturer: Presma Finish: Anodized Fabric/Material: 7075-T6 Aluminum Caliber: 5.56x45mm NATO .223 Remington Gun Make: AR Platform Gun Model: AR-15 Features of Presma AR-15 .223/5.56 Mil-Spec Charging Handle Hard-coat anodized aluminum alloy matte black 1.2 ounces Replacement or new build part Package Contents: Presma AR-15 .223/5.56 Mil-Spec Charging Handle What firearm models does the manufacturer say Presma AR-15 .223/5.56 Mil-Spec Charging Handles is compatible with? The manufacturer suggests that Presma AR-15 .223/5.56 Mil-Spec Charging Handles is compatible with AR-15Presma CH01: AR-15 Mil-Spec Charging Handle Black