NSD Power Sterling Spinner Gyroscopic Wrist and Forearm Exerciser with Polished Stainless Steel Finish, SilverIdeal for athletes looking for the ultimate in grip and forearm strength, or muscle builders looking to target and sculpt muscles specifically in the forearm area, The Sterling Spinner is built with a heavy, solid zinc rotor on an upgraded gyro track built to withstand higher speed and momentum from a more durable material. Encased in a stainless shell polished to a mirror like shine, the form of the NSD Sterling Spinner is more than a match for its function.
Discover the revolutionary way to build up strength in your hands, wrists and forearms. The NSD Power Spinner is a gyroscopic exerciser that gives you a great workout even away from the gym. It’s small and compact, so you can take it anywhere. Simply pull the string to get it started, and this amazing device will give you up to 25.9 lb.-in. of torque at 10,000 RPM. The angular momentum that builds up through a spinning mass provides the resistance, and you’ll be surprised at how much work it takes to keep it spinning. A few minutes a day is equivalent to hours of work with a dumbbell. The Spinner exerciser is great for amateur or professional athletes in any sport that involves the hands and arms. It will help you build up strength, power and control. It’s also a lot of fun.In addition to sports training, it’s also great for preventing repetitive strain injury that can occur from spending too many hours at the computer. Keep the Spinner by your desk at work to use during breaks! The Spinner is vigorously tested by NSD to extremely high quality standards.
The patented dynamax Pro Trainer is ergonomically designed to maximize core resistance and to increase upper body strength through isometric exercise. The Pro Trainer gyro creates over 22lbs of resistance at around 8, RPM. The Pro Trainer was designed for military Forces, SWAT, police depts., fire dents., and professional sports teams.
With a push of the button the new Docking Station activates the gyroscopic Pro gyro. As speeds build resistances grows, this powerhouse reaches up to 9,000 RPM with 25lbs of torque resistance. This package combines our enrty level Pro gyro with the amazing Docking Station.