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 ...

Also, PowerBlock sells Level 2 and Level 3 expansion ... dumbbell set features 12-in-1 adjustable dumbbells, with weights ...

Big movements, such as the chest press, squat and overhead press soon get rather easy with light weights. The Powerblock Sport 2.4 adjustable dumbbell we tested replaces 8 sets of traditional ...