About this item Pro-grade, lightweight suspension - An ergonomic aluminum frame with air-suspension, wide soft shoulder straps, a profile-adjustable hip belt, and a height-adjustable lumbar reduces load strain for multiple days in the backcountry. Frame weight: 3.3 lb; total system: 5.5 lb. Modular frame system - Fully removable frame can be used independently, secured to the pack’s top hat, or paired with the MOXULE 40L/60L/80L hunting backpacks for expanded capacity and mission flexibility. Massive, expandable capacity + meat-haul ready - Frame pack capacity: 2400 cubic inches; an adjustable meat shelf which expands an extra 2,500 cubic inches of storage between the frame and bag for hauling meat or gear, and supports about 150 lbs. Detachable top hat & versatile carry - Detachable hat converts to a small daypack with stowable shoulder straps, also hat can attach the frame independently; removable holder mounts front or side and also secures a gear; included rain cover features a dedicated outlet for protected side carry. Built to perform in the field - Constructed from 3-Layer brush tricot polyester with water repellent, YKK zippers, Duraflex buckles, and heavy nylon webbing; features shoulder-height adjustment, and thoughtful pocketing for organization and durability.