Hardigg Cases introduces the M4/M16 4 Pack and 8 Pack Mobile Armory. These cases can safeguard your firearms in any situation with their rotomolded polyethylene shell that is airtight, sand and dust proof, waterproof and unbreakable. The case can be configured to hold M4s and M16s and attached hardware, including scopes, lights, etc. The four-pack mdoel can hold either M4s, four M16s or two of each, and 12 spare magazines; the eight-pack model accommodates either M4s or M16s, four of each, or two of one and six of the other, along with 24 spare magazines.