One great feature of these PowerBlocks is that once you're ready to move beyond 50 pounds, you don't have to go out and buy an entirely new set of adjustable dumbbells. The expansion kits allow you to ...

For instance, it has 2.5-pound changes between some of ... to a 20% restocking fee Why we picked them: PowerBlock Elite USA 90 Adjustable Dumbbells stand out from the competition for more than ...