This is a Request for Information (RFI) for market research only, not a solicitation for bids. The Department of Defense seeks sources capable of supplying 180 Modular Optic Systems (red dot sights) for sub-compact pistols, with specific attributes like a 3.5 MOA red dot and 7075 T6 aluminum housing. No submission timeline or budget amount is specified. Performance of services is not mentioned, as this is for product supply. Interested parties should submit company details, capability statements, availability, and a rough order of magnitude price estimate.