The StairMaster StepMill has been called the toughest workout in the gym. Now you can bring that same toughness to your home workouts with the StairMaster SM916 StepMill. The StairMaster StepMill is easy to recognize–it’s the piece of cardio equipment that looks brutal compared to the others, with a revolving set of 8-inch stairs that closely duplicates the workout of actual stair climbing. Each time you mount the StepMill, the unit’s electronically controlled, chain-driven alternator precisely controls the pedal descent, allowing a wide range of users to exercise smoothly within their comfort zones. The resulting step range of 24 to 162 steps per minute will strengthen your legs, boost your cardio, and challenge even the fittest of users.
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