The MX55 Rapid Change Dumbbell System features our unique MX SELECT patented rack and pinion system; compact size, balanced and secure. One pair of MX55 Dumbbells replaces a 10-piece dumbbell set and a cumbersome rack. The MX55 Rapid Change Dumbbell System includes a sleek rack (rack included) is space efficient and easy to use, perfect for any in-home fitness room.
With the MX55 Dumbbell cradled in the weight rack you can simply select the weight from 10-55 lbs (4.5-24.9 kg) at the turn of a dial. The selected weight is locked into place as soon as the selector dial is pushed home. Safe, convenient, accurate and space efficient, the MX55 Rapid Change Dumbbell System is a perfect addition to any home workout area.