The government intends to extend the ordering period of an existing IDIQ contract with Insitu, Inc. by 6 months for RQ-21A Blackjack and ScanEagle UAS hardware and services. The contract covers air vehicles, payloads, spares, training, maintenance, field service, and program management. Performance will occur at Patuxent River, Maryland, and Bingen, Washington. No budget amount is specified. This is a sole-source notice, not a request for competitive proposals.