General Dynamics Land Systems Inc., Sterling Heights, Michigan, has been awarded a maximum $12,243,227 firm-fixed-price contract for tank periscope head assemblies with storage containers for the M1A1 Abrams tank. This is a one-year base contract with one 180-day option period being exercised at time of award. This was a sole-source acquisition using justification 10 U.S. Code 2304 (c)(1), as stated in Federal Acquisition Regulation 6.302-1. Locations of performance are South Carolina and Michigan, with a Dec. 15, 2022, performance completion date. Using military service is Army. Type of appropriation is fiscal 2019 through 2022 Army working capital funds. The contracting activity is the Defense Logistics Agency Land and Maritime, Warren, Michigan (SPRDL1-18-C-0317).