Blackburn's Outpost Seat Pack w/Dry Bag is a great alternative to panniers or a backpack. It is ideal for mountain bike overnight trips, but also works well for commuting or long day trips.

- Sometimes you need more space, while other times you need less. This bag expands to accommodate both.
- This bag includes adjustable mounting systems to allow fitment to almost ANY bike.
- Also works with many standard dry bags and stuff sacks.
- Not recommended for carbon seatposts.
- Daisy chain loop webbing provides extra opportunities to attach lights or other gear.
- Volume 11.0 liters / 671 cu/in
- Weight 1.33 lbs