The PowerBlock PRO EXP Stage 2 Expansion Set is the best way to make the most of your small space. With the Powerblock EXP Stage 2, you'll enjoy more weight options for each handup to 70 lbs. per hand. This addition to your PowerBlock Pro EXP will replace 750 lbs. of free weights or 22 pairs of dumbbells, making the PowerBlock EXP Stage 2 a great option for those with limited workout space. Make the most of your lifting with the PowerBlock PRO EXP Stage 2 Expansion Set.Note: