The Battleship is an excellent expedition and mountaineering sized pack. It features a large array of pockets to help keep you organized in a pack of this size. The floating top lid allows you to expand your load and can be removed for use as a lightweight waist pack. The Battleship's diaphragm system is designed to segregate the main compartment from the lower compartment to further help you stay organized. 
Includes full rain cover, which stows in a pocket on the bottom of the pack. Compatible with either 3L or 2L hydration bladders (two bladder compartments; one on each side of pack).
Total Volume: 6100 c.i.
Weight: 8 lbs and 12 oz.
Dimensions main bag: 36"h x 14"w x 11.5"d