... FSC,TUV,NQA *manual tricycle,luxurious oxford seat and back *Reclining Wheelchair Economy Foldable Reclining Wheelchair Detail info-Steel wheelchair,H ... front fork,-Aluminum alloy footplate,-Vinyl seat and backrest with sponge,-Lying backward down system ,-Seat width:18'', 20'' available. ... Technical Data Model #Width open (mm)Width closed (mm)Seat width (mm)Dia.rear wheel (inch)Dia.front wheel (inch ...