Max User Weight: 500 lbs.Rotate to the desired angle 90 ° / 135 ° / 180 °Extension Rod Size :Right Piece A, C-C: 12″ / 16″ / 18″ / 24″ Four options.Left Piece B, C-C: 12″ / 16″ / 18″ / 24″ Four options.Max User Weight: 500 lbs.Rotate to the desired angle 90 ° / 135 ° / 180 °Material: ABS.Finish: White color.