Reddit reviews GD GRIP Pro-70 Hand Grip Strengthener (Adjustable Resistance: 55~154 lbs) Hand Strength Trainer Wrist and Forearm Exerciser Home Gym Fitness Equipment for Hand Strength

THE ULTIMATE SOLIDITY - GD GRIP PRO-70 is made of Compressing Spring or ultra-compressed steel springs. Thanks to the extremely hard materials, the hand gripper is perfectly safe from breakage. If you use them as directed, you probably will never break our product. Engineering Plastic or premium engineered-plastic and stainless steel are used, making GD GRIP PRO-70 ultra-hard and super strong like a tank.BEST TOOL FOR GRIP TRAINING - To gain a good grip strength, you should do hand grip workout with a low resistance on a regular basis, while performing the Negatives or adding more intensity into your workouts and overload the muscle groups. GD GRIP PRO-70 is adjustable from 55~154lbs(25~70kg) so you can train your grip strength with only GD GRIP PRO-70. You can workout not only warm-up training but also negatives training with the GD GRIP PRO-70.SILENT & PORTABLE - You can exercise anywhere, anytime you want. You can use GD GRIP PRO-70 in your home, office, car, fitness club, and even in a library. GD GRIP PRO-70 is completely silent operation allows you to strengthen your hand grip and exercise your forearms and wrist without detection. You don't need to carry various kinds of hand grip. Only GD GRIP PRO-70 is enough.BIG SAVING - In order to match the 55-154 lbs range of resistance offered by GD GRIP PRO-70, you would need to purchase more than SIX of the hand grip strengtheners. You don't need to pay big money to purchase various kinds of expensive hand grip strengtheners. You can have the same levels of resistance all in ONE GD GRIP PRO-70.PATENTED - GD GRIP PRO-70 is protected by PATENT issued by the US government (PATENT NO. US 6,881,177 B2).