Check the listing for details. 1000 Round 9mm Ammo Storage Trays for Costco / Sam's Club Ammo Boxes. USA Made. Condition: New, Made in United States. Listed at 65.00 USD. The product is a set of 9mm ammo storage trays, made in the USA. Each tray has a capacity to hold 100 rounds of 9mm ammunition, with a total of 10 trays included in the set. That means with this product you can fit 1000 rounds in a box that only accommodates 450 rounds when ammo is left in the manufacturers boxes. These storage trays are designed specifically to fit Costco and Sam's Club ammo boxes, providing a convenient and organized way to maximize your storage capacity and transport your 9mm ammunition. Made in the United States, these trays offer a durable and reliable storage solution for your shooting sports needs. Not a listing for ammo sales. No ammo is included with this kit.