Horizon Treadmill - The Best Home Treadmills Horizon isn't like other treadmill makers who make you a part of their systems. This machine responds quickly to changes, making it a great choice for interval training. It also has a long four-ply belt that withstands ninja-like steps and is more quiet https://treadmillsonsale74656.blog5star.com/25140932/treadmill-used-for-sale-a-simple-definition