Comfortable nylon upholstery with padded and upholstered armrests and calf pads. Carbon steel frame with rust and chip-resistant chrome plating. Threaded seat screw inserts reduce stripping from upholstery changes. Elevating legrest models feature a notched, stainless steel ratchet bar to lock the legrests in place. No spacers on front casters, making wheel changes easier. Dual axle hemi-height adjustable. Quick release axles. Quick release wheel mounting allows easy conversion from standard to transport chair. To convert to transport chair please purchase the Transport Wheel Kit, item WCHWHEELKIT. Arm style: desk length removable. Leg style:swing-away detachable elevating legrest. Seat size 18" x 16" (46 cm x41 cm). 300-lb. (136 kg) weight capacity. Optional accessories: O2Holder (item MDS8518U), I.V. Pole (item MDS85183), O2/I.V. Combo (itemMDS85190), Overhead Anti-Theft Device (item MDS85197A), Anti-Fold Device(item MDS85196), Anti-Tip Device (MDS85189), Transport Wheel Kit (itemWCAWHEELKIT).