Proform Boston Marathon Tl PFTL300121 Treadmill Walking Belt Part Number 342311

This replacement walking belt is designed for the Proform Boston Marathon Tl PFTL300121 treadmill. It measures 20 inches in width and is manufactured by Treadmill Doctor, a trusted brand in the industry. With a part number of 342311 and 223662, this high-quality belt is built to last, ensuring a smooth and reliable performance for your treadmill. Whether you're training for a marathon or simply maintaining your fitness routine, this walking belt is an essential component to keep your Proform treadmill running at its best.