OVERVIEW The PowerBlock U-90 Stage II-70 Kit expands the PowerBlock U-90 Stage I Set, which is part of the utherane series sets of dumbbells. PowerBlock is the most compact dumbbell available. These dumbbells are designed so the weight is more concentrated around your hand, making the dumbbell easier to balance and control. Key Features of the Powerblock U-90 Stage II-70 Kit:
Expands U-90 Stage I Set from 50 lbs. to 70 lbs per hand
Adds 6 additional increments to 50 lb. set
70 lb. set will now replace 22 pairs of dumbbells
Expandable later to 90 lbs. and again to 125 lbs per hand
