Bowflex SelectTech 552 Dumbbells

* Replaces up to 30 Dumbbells - with a turn of a dial you can automatically change your resistance from 5 lbs (2.27 kg) all the way up to 52.5 lbs (23.8 kg) of weight.
* Adjusts to Your Workout- adjust in 2.5 lb (1.13 kg) increments (up to the first 25 lbs) (11.3 kg) so you can gradually increase your strength.
* Space Efficient - One of the most space-efficient and flexible strength-training options available - say goodbye to 15 sets of dumbbells cluttering your workout space.
* Wider Weight Range - with weight that adjusts up to 52.2 lbs., you'll continue to see results as your fitness level improves.
* Quieter Workouts - durable molding around metal plates provides for a smooth lift-off and quieter workouts...no clanging metal plates!
* Total Body Results - with the wider weight range you can do heavy exercises such as shrugs and lunges as well as lighter exercises such as curls and raises.
* Special Bonus FREE Bowflex® SelectTech® workout DVD - "Secrets of the 4 Step Rep" - with every purchase. Get the most out of your workout - work smarter, not harder. Over 30 exercises with over 80 variations.