MJM International 118-3TW-ADJ adjustable height rolling shower commode chair will accommodate standard to handicap toilets

18" internal width 22" external width 3" twin brake casters Fixed height: 40.5" H x 22.5" W x 25.25" D Adjusted height: 45.5" H x 22.5" W x 25.25" D Height floor to top of seat: 20" Height floor to top of seat adjustable: 25" Height clearance under seat: 17.25" - 22.25" Height adjustment increments: 6 each of 1" Weight capacity: 250 lbs