The TX1 treadmill from Kettler is engineered with state-of-the-art features such as a powerful 2.5 HP continuous-duty motor that reacts 20,000 times per second, thus keeping ...

$1,889

The Kettler TX3 Treadmill with Polar HR Strap monitors your heart rate, automatically adjusting your workout around your target goals. With an adjustable speed from .5 to 11 ...

$1,999