Walker an be converted to a transport wheelchair by simply flipping the backrest over and attaching the foot rests. Constructed with strong and corrosion-resistant aluminum and can support up to 300 lbs. Quick to assemble without tools. Large wheels provide easy maneuvering on all terrains. Quick-release loop-lock mechanism adds stability and security. The extra large padded backrest and seat rest provide additional comfort for the user. Features compact foldable design; all-terrain wheels; dual brake design ; adjustable footrests; and side arm rests.