This is a strict brand-name-only acquisition for WIWA products; alternates or "equal" brands will be disqualified. Quotations must be firm-fixed-price and include all costs for materials, labor, packaging, and delivery, with no post-award price adjustments or counteroffers. Offerors must identify the OEM, brand name, part number, and country of origin, and may need to provide proof of OEM authorization. Evaluation will consider technical acceptability, delivery, and price. Questions must be submitted electronically to the contracting specialist.