This is a 100% small business set-aside solicitation for commercial services to analyze the current Tropical Wind Tunnel wind fan motor and recommend a replacement at Building 2 of the Natick Soldier Systems Center in Natick, MA. The contractor must provide all labor, materials, and equipment to complete the work described in the Statement of Work. Submissions require a technical proposal (3-page limit), a price proposal using the provided Excel file, and two relevant past performance references. The government will award based on Lowest Price Technically Acceptable. The total period of performance is 120 days.