Spec Ops SO101270156 Main-Frame, Yellow Designed to fit perfectly into the main compartment of our the pack and new uap (ultimate assault pack) Holds laptops, file folders, paperwork and whatever else you can Cram into it The "main frame" can easily be inserted/removed depending on your mission/lifestyle requirements 15" (length) x 13" (width) x 5.5" (depth) Main compartment: 12" (length) x 11.5" (width) x 1.5" (depth) second compartment: 7.5" (length) x 12: (width) x 5.25" (depth)