Jack Hammer

A must-have for professionals

Jack Hammer was created for maximum performance. Weighing only 16 kg, it features a 7-speed Shimano gear hub and comes in a great matte black design.

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The Movement on the 3G Stepperbike trains the main muscles of your body (legs, backside muscles, torso and arms). The backbone is balanced due to the upright position. You have a full body workout riding the 3G Stepperbike.

The smooth and ergonomic movements prevent your joints from damage. The special 3,45” tires absorb little unevennesses.

It doesn’t matter if you are an athlete or totally untrained. Even children or aged people can easily ride the 3G Stepperbike. This fitness machine is designed for the whole family.

The combination of stamina training and prevention makes the 3G Stepperbike the best available outdoor fitness machine. You can use it on the way to work, the gym or just for a ride to enjoy the fresh air in your face.

The 3G Stepperbike ist he most effective and advantageous outdoor fitness equipment available on the market.

Due to the gentle effect on the hips, knees and joints it is the ideal cardio and coordination training. The absence of a saddle prevents the pelvis from hard impacts.

The 3G Stepperbike is being used in many gyms for outdoor courses. It takes effect to the main “problem areas” (thigh, butt and abdomen). It is a real cellulitis killer!