Has weight range from 5-90 lbs. per hand * Replaces 28 pairs of dumbbells or 2565 lbs. of free weights * 10 year home use warranty. * Increments - 2.5, 5, 7.5, 10,15, 17.5, 20 25, 27.5, 30, 35, 37.5, 40, 45, 47.5, 50, 55, 57.5, 60, 65, 67.5, 70, 75, 77.5, 80, 87.5, 90 lbs. per hand. * Made in USA