Powerful results at the turn of a dial.

With just the turn of a dial you can automatically change your resistance from 2kg all the way up to 21kgs of weight.

No more picking up 30 different dumbbells to give you the results you want! All you need are two Bowflex® SelectTech™ 221 Dumbbells to transform your body for good.

• Build fat-burning muscle fast. You'll have all the weights you need in one set of Bowflex® SelectTech™ 221 Dumbbells.
• Weight ranges from 2kg to 21kg in 15 separate increments so you can gradually increase your strength without bulking up.
• One of the most space-efficient and flexible strength-training options available - say goodbye to 30 dumbbells cluttering your workout space.
• Built with cutting-edge technology that lets you rapidly switch from one exercise to the next - less time wasted, more time getting fit!
• Special locking mechanism allows the adjustment knob to turn only when  handles are correctly positioned in the base unit.