Alliant Techsystems Operations LLC (a wholly-owned subsidiary of Northrop Grumman Defense Systems Inc.), Northridge, California, is awarded a $45,662,690 firm-fixed-price modification (P00001) to a previously awarded contract (N0001921C0044). This modification exercises options to procure low rate initial production Lot Two of the Air to Ground Missile (AGM)-88G Advanced Anti-Radiation Guided Missile – Extended Range (AARGM-ER). Specifically, this modification provides for the production and delivery of 16 AGM-88G AARGM-ER all up rounds, six AGM-88G AARGM-ER Captive Air Training Missiles, four Common Munitions Built-in-Test Reprogramming Equipment+ Interface Devices, initial spares, and required manufacturing supplies and support. Work will be performed in Northridge, California (61%); Rocket Center, West Virginia (32%); and Ridgecrest, California (7%), and is expected to be completed in December 2024. Fiscal 2022 weapons procurement (Navy) funds in the amount of $45,611,925; and fiscal 2021 weapons procurement (Navy) in the amount of $50,765 will be obligated at time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.