Replace Over 1,800 lbs of regular dumbbell sets.
The MX85 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection. Made with 100% metal internal gears MX Select Precision design, engineering and durability is in a class of its own.
With the MX85 Dumbbell cradled you select the weight from 12.5-85 lbs (5.6-38.6 kg) at the turn of a dial. The selected weight level is locked into place as soon as the selector dial is pushed home.