****AMD 0001 - Extend solicitation close date****Under the authority of FAR 6.302-1, Only One Responsible Source, the United States Army Contracting Command - Detroit Arsenal (ACC-DTA) intends to award a sole-source, 5-year Firm-Fixed price (FFP) Requirements contract to Strategic Systems Incorporated (SSI) to provide various Targetry spare parts and FSR support for over 100 ranges withing the Continental United States (CONUS) and Outside the Continental United States (OCONUS). Targetry systems are designed to be used on live-fire training ranges for the purpose of developing and improving the United States force’s combat skills. This procurement will provide parts and FSR support to maintain the existing training