Easy push-button mechanisms may be operated by fingers, palms or side of hand.Each side operates independently to allow easy movement through narrow spaces and greater stability while standing.Sturdy 1″ diameter anodized, extruded aluminum construction ensures maximum strength while remaining lightweight.Vinyl contoured hand grip.Comes with wheels. For replacement wheels, refer to model # 10109.Includes rear glide caps, (item #10107) and glide covers (item #10107C) allowing use on all surfaces.Limited Lifetime Warranty.