Mtm 4-can ammo crate w/ 4.30 cal ammo cans army grn/dk erth FEATURES:Water-resistant O-ring seal Double padlock tabbed Molded-in stacking ridges Heavy-duty, latching systemsInside: 3.4"(L) x 8.9"(W) x 6.1"(H) Outside: 5"(L) x 11.3"(W) x 7.2"(H) Designed to hold up to 15 pounds of ammoIncludes Four, O-ring sealed 30 Caliber ammo cans for multi-caliber ammo storageStackable and easy to secure with Four tie down spots for ATV attachment