Blackburn Outpost Seat Pack with Drybag Extra Large Capacity Waterproof Quick Mount 11L Black/Grey

HOSE PORT - The outpost elite frame bags feature a hose port to allow for the storage of a water reservoir and/or a cache battery to get dense heavy products to the lowest center of gravity Highly water resistant Includes an adjustable mounting system to fit most any bike. Includes hydration tube port EXPANDABLE - Sometimes you need more space, while at other times you need less. This bag expands to accommodate both The coated 210 ripstop nylon and polyurethane zippers provide extra protection and water resistance. ADJUSTABLE MOUNTING - Bikes come in a lot of shapes and sizes. This bag includes adjustable mounting systems to allow fitment to almost any bike