MONSTER BOX [XL CARGO BOX]Hands down the biggest box you can buy for your adventures. A box so big we had to call it the Monster. Owl's medium and large Expedition boxes have become the industry standard for high end builds. We still wanted more, more storage, more features, more Size The biggest box on the market. Owl's new Monster box measures a full 40" (40"x24"x16") and holds 8. 8. cubic feet of gear. Dual Fold Door We not only wanted to maximize storage but also provide