This item is manufactured and requires 2-4 weeks prior to being shipped if it is not already in stock. Easily tipped for easy mobility & transport. Seat planks are 10" wide non-skid aluminum and are supported by an aluminum understructure. Transition foot prevents floor marking. Includes four 4" non-marring swivel casters 250 lbs. Ships freight (calculated separtely). 228 lbs.