The 430 features a 5-star base with easy-rolling 2" casters and fingertip height adjustment. The 16" seat is made of 3" high density foam and covered with heavy gauge vinyl.

Product Specifications:

Seat Height: 16.5-21.75"
Seat Diameter: 16"
Floor Space: 22"x22"
Weight: 14 lbs
Weight Capacity: 250 lbs
Base Type: High Impact Plastic