This solicitation is for commercial services to manufacture and deliver complete matched roller chain sets for the Submerged Traveling Screen system at John Day Dam. The acquisition is 100% set aside for small businesses under NAICS 333613, with a 750-employee size standard. Offerors must be registered in SAM to be eligible for award. Quotes must be submitted via email to the designated contact, and all questions must be submitted in writing. The solicitation is issued by the US Army Corps of Engineers Portland District.