The ProTone™ Fitness machine is uniquely designed to provide the ultimate workout for those with limited mobility and gripping capabilities. It’s sliding and hand crank adjustments with no grip locking knobs and handles allow for easy manipulation and adjustment by individuals with disabilities. The sliding weight sled allows individuals to devise a work out specifically geared towards their own capabilities easily and without assistance from others. The ProTone™ provides a great workout without weight plates but we include two (2) ten-pound weight plates for those needing a more demanding workout. Many industry standard weight plates that you may already have on hand, may also be used. The ProTone™ is an ideal solution for both residential and commercial applications.