The K1 Basic Extra-Wide Wheelchairs, 20", K1, Removable Desk Length Arms, Elevating Legrests, Durable tig-welded frame in gray powder coat finish. Features comfortable nylon upholstery, smooth-rolling, solid flat-free tires and dual axle hemi-height adjustable. Seat size 20" w x 16" d (51 cm x 41 cm). 300-lb (136 kg) weight capacity. This product contains dry natural rubber. 1 Count