he Sport 9.0 Set is a component based Set that can expand in weight to meet the needs of the user. You can start with the Sport 9.0 Stage I, 5-50 lb set. This set can then be expanded later to 90 lbs per hand using the Stage II Kit. This 90 lb Sport 9.0 Set can then be further expanded with the Stage III Kit to 130 lbs per hand.

The Sport 9.0 Set (or any PowerBlock for that matter) is the most compact dumbbell available. The small size of the PowerBlock keeps the weight concentrated closer to your hand making the dumbbell easier to control and balance.