The government is seeking qualified sources for the inspection, evaluation, and repair of Armament Control Units (ACU) and Upgraded Armament Control Units (UACU), with quantities of 12 and 1 respectively. This requirement is restricted to On-Point Defense Technologies LLC under FAR 6.302-1(a)(1) as the only responsible source, and the data needed for competitive acquisition is unavailable. All offerors must meet prequalification requirements to be eligible for award. No budget amounts or performance location are specified in the description. Firms capable of producing these items are encouraged to identify themselves and pursue source approval for future opportunities.