The Drive Medical 20″ Bariatric Sentra EC Heavy-Duty Wheelchair with detachable desk arms and swing-away footrests has a dual crossbar that reinforces the carbon-steel frame, making this heavy duty wheelchair capable of supporting 450 lbs. The frame has an attractive chrome finish and double-embossed vinyl upholstery, making this transport wheelchair durable, lightweight, attractive and easy to clean. The urethane tires are mounted on durable composite wheels designed to facilitate a smooth ride over most surfaces. The embossed nylon upholstery is durable, lightweight, attractive, and easy to clean. The standard dual axle allows the seat to easily transition to hemi-level. It comes standard with elevating leg rests, padded detachable desk arms, push-to-lock brakes, and aluminum footplates. Backed by a limited lifetime warranty from Drive Medical, a leading brand of mobility aids and other medical goods for more than 20 years, you can purchase with confidence.