The Drive Viper Plus GT Full Reclining Wheelchair features a built-in seat rail extension, and extendable upholstery to allow the seat to be quickly set a t 16" or 18" depths without extra components. The state-of-the-art, hydraulic reclining mechanism offers infinite adjustments up to 180 degrees. An attendant wheel locks in an easily accessible location, while offset rear wheels add stability and equally distribute patients' weight in reclining positions. The standard, dual axle design provides and easy transition of seat-to-floor height from the adult to the hemi level. A carbon steel frame features a double-coated chrome, chip-resistant finish. The nylon upholstery is flame retardant, and resists mildew and bacteria. Comfortable, padded, nylon armrests flip back for easy transfers. With sealed wheel bearings, composite footplates, maintenance-free, mag-style wheels, 8" adjustable front casters and urethane rear tires for a smoother ride. All sizes come with swing-away, elevating leg-rests. Limited Lifetime Warranty.