This procurement is for a one-year Indefinite Delivery Contract for mast bases, with a total contract value not to exceed $350,000. The guaranteed minimum order quantity is two units, with an estimated six orders per year. Delivery of the items is required within 97 days after receipt of order, and they will be shipped to various DLA depots within and outside the continental United States. Quotes must be submitted electronically. The approved source for the item is part number 6906-3433-01.