Known as the California Fitness Space-Saver Malibu 2421 Folding Treadmill, this is the best buy folding treadmill of the Malibu Series. The space-saving M2421 treadmill is the perfect compact treadmill for walking. Sleek and compact, the Malibu 2421 folding treadmill provides a great workout without taking up too much space inside your home.   The Malibu 2421 treadmill has a silent, stealthy and subtle motor will have you walking to the beat of your own drum.  Our California Fitness Malibu 2421 Folding Treadmill is the perfect compact treadmill to begin walking in your home or office.