Bowflex SelectTech Adjustable Dumbbells

See why Bowflex® SelectTech® Adjustable Dumbbells beat other dumbbells. Bowflex® SelectTech® Adjustable Dumbbells provide you with a whole new exercise technology that's easy to master, which gives you dramatic results. This unique weight system lets you go from 10 lbs to 90 lbs (with the SelectTech® 1090 Dumbbells) or from 5 lbs to 52.5 lbs (with the SelectTech® 552 Dumbbells) with just a simple turn of the dial. It's really that easy. The secret to how it works? A locki