Amendment 02: FOSR update and Government responses to Industry Questions. Amendment 01: FOSR update and Government responses to Industry Questions. This FOSR is for a competitive task order to be awarded under the KRACEn MAC (resulting from KRACEn MAC RFP N00421-20-R-0105) on a fair opportunity basis pursuant to FAR 16.505 Ordering, the applicable terms and conditions of the KRACEn MAC IDIQ, and the specific requirements of this FOSR.***Only KRACEn MAC (RFP N00421-20-R-0105) awardees may submit a response to this FOSR. Responses received from other entities will be rejected. ***