The MOLLE II is a serious, no-nonsense Government Issue pack. Most of these are used so they've got history built in to them which is a plus. Heavy duty, huge and durable - these are the traits which live inside this pack.
The ALPS Outdoorz Commander is a serious pack for serious people. with over 5000 cubic inches of internal capacity, there isn't much that you you'll have to leave home. This pack isn't for the light packer. Quality Nylon construction and covered zippers are standard. External frame design which we don't see too much of nowadays but we know from past experiences, if you've got heavy loads to haul, external frame packs are the only way to travel.