With 5500 cu in of space, this pack will carry all the gear for your most remote adventure. Designed specifically for the Buck-Truck it incorporates a water proof lining to keep your gear dry and is designed for easy access to your gear with a spotting scope pocket and tripod sleeve in addition to 4 other pockets and the main compartment. With a cinch top extension this pack is deep enough to handle moose quarters with room to spare. It also has an internal hydration bladder pouch to keep you hydrated on those longer hikes. Can also be used as a replacement for renovating older frame packs with newer technology.