This presolicitation is for an elevating leg for an 81MM mortar, manufactured per Drawing # 11580032 Revision D, with First Article Testing required and a quantity of 58 each. Delivery will be FOB Destination, and the estimated solicitation release date is October 7, 2026. The solicitation will be issued electronically via SAM.gov, and interested parties must monitor for any amendments. To receive the technical data, an active DD Form 2345 is required because the data is designated Militarily Critical Technical Data; access is limited to certified U.S./Canadian entities, and foreign requests other than Canada will not be considered. Award requires active SAM registration, and the procurement is subject to the WTO Government Procurement Agreement and Free Trade Agreements.