The Sport 9.0 expanded to 130 lbs with Stage III Kit will replace 37 pairs of dumbbells or 4,820 lbs of free weights. Increments achieved with the Sport 9.0 Stage III are; 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, 100, 102.5, 105, 112.5, 115, 117.5, 125, 127.5 and 130 lbs per hand.

• 10 year warranty