Made from aluminum Standard with nylon upholstery Can be used as standard self-propelled wheelchair or a transport chair all in one Comes with two sets of wheel locks, one for use with wheelchair and one for the use with transport chair Detachable desk length armrest Folding back rest for easy transport Swing away detachable foot plate/rests with release/lock Comes with anit-tippers Nylon handle wheel rim 300 lbs weight capacity