✽Aluminum frame for light,strength and durability. ✽Double crossbars for further strength. ✽Detachable armrest with swing-away footrests and fold down back for easy storage and transport. ✽Adjustable rear anti-tippers provide additional safety. ✽The real wheel quick release. ✽Both multi-positional axle plates and adjustable seat can be adjusted for personal preferred maneuverability. Width wheels 80*33*78cm Maximum User Weight Well Home Health Products CO. NO.68,Aly.83,Ln.270,Sec.2,Xinan Rd.,Wuri Dist.,Taichung City 414,Taiwan(R.O.C)