RPM Fitness produces the smoothest, fastest, WOD killinest, most accurate, most responsive, most advanced speed ropes on the planet. They use a technology designed by, and normally reserved for automobile manufacturers with unprecedented accuracy and precision and light enough to simply feel like an extension of your hand. It can withstand the crushing impact of a loaded barbell and of course, will never fail you in a workout. World Record speed, unmatched precision, custom look are just some characteristics of their ropes. That is a RPM Speed Rope.