Lightweight wheelchairs are extremely useful and have proved to be a huge success. Heavy wheelchairs are obviously difficult to transport from one place to another so lightweight wheelchairs are now the choice of many. Lightweight wheelchairs are available in National Medical Equipment, Inc. Built-in seat rail extensions and extendable upholstery easily adjust seat depth from 16" to 18". Weighs under 36 lbs (excluding front rigging's). Dual axle provides easy transition of seat height to hemi-level, comes with push-to-lock wheel locks