This procurement is for a one-year Indefinite Delivery Contract for rear sights, with an aggregate order ceiling of $350,000. The guaranteed minimum quantity is 3 units, with an estimated 8 orders per year. Delivery of items will be to various DLA Depots within and outside the continental United States. Quotes must be submitted electronically, and the solicitation is only available online. The approved source for the item is 3W544 L8A.