Raimondi Roller Knee Bench is comfortable, strong, steady, the “Nelson’s” ergonomic design helps to prevent occupational injuries associated with the knees and back. Ideal for adhesive spreading and other floor jobs or anywhere you have to be in a stooped or kneeling position for an extended period of time. The seat is height-adjustable and allows the weight to be transferred through the seat rather than through the knees. Adjustable height from 10-5/8 - 13-3/4-inch. Easy to move on free-spinning wheels (4).