Adjustable Hand Grip Strengthener，Grip Strength Trainer，Portable Hand Exerciser，Durable And Sturdy, Wear Resistant And Not Easy To Rust，5 To 165 kg，For Muscle Building And Injury Recover

• Professional Gripper: Designed ergonomically, with even force distribution, providing comfortable movement and ample elasticity. • Customizable resistance: This grip strength tester has a resistance range of 5-165kg, suitable for beginners and experienced athletes, providing adjustable intensity for progressive training. Strengthen your hand muscles at your own pace! • Durable construction: This grip training device is made of nylon and steel, ensuring durability and longevity. To continuously and long-term improve hand strength and rehabilitation. • Compact and portable: Its compact size makes it easy to carry and can be placed in a fitness bag or pocket. Wherever you go, whether it's traveling, the office, or the gym, you can bring it with you. Easily achieve consistent training and progress. • Widely applicable: This device is perfect for musicians, athletes, and rehabilitation enthusiasts, helping with hand recovery, preventing injuries, and improving performance. Enhance finger agility, grip strength, and overall hand strength for various activities.