Osprey Aether 80L + Dixon Roller-pack aka Ass cart /Travois - $300
Modified Dixon Roller-pack with Osprey Aether 80L and custom harness pack that utilizes the IsoForm Shoulder Straps & Waist-Belt that is 3L Hydration Compatible w/ approximately 15-20L storage for quick access.
This is a custom system I built and uses hiking on the PCT and USVI, due to health issues i can no-longer hike.
The system converts from standard backpack > backpack with unified Dixon Roller frame/ wheel > Travois (Ass cart/ Dixon roller pack) > Custom light weight day pack.
*Osprey Aether 80L Paid new $290
*Dixon Roller-pack Paid new $295
*Custom harness pack about $25 materials and lots of time
(Source water bladder not included)
Selling all for $300
Link to more images
https://picasaweb.google.com/108780270763575049444/Backpack?authuser=0&feat=directlink
http://dixonrollerpack.com/3327.html