Hand Grip Strengthener Adjustable Resistance 50-150 Lbs Gripper, Strengthener, Upgraded Strength Trainer, Metal Trainer for Hand, Forearm, and Fingers

💪【Upgraded Adjustment Method, Keep Locked】Adopt groove-type adjustment, handle can be locked firmly and will not fall off. (Note: When adjusting resistance, keep buckle on the adjustment cap, 💪【Durable and Sturdy, Hard To Break】Ergonomic aluminium handles with diamond design for a non-slip grip, is durable and not easy to rust. Premium steel spring makes the forearm grippers construction more firm and sturdy., 💪【Easy To Carry, Exercise Anywhere & Anytime】Portable and lightweight design ( 6.1 inch, 0.47 lb), easy to pop into your pocket or backpack, you can take these hand grippers with you and exercise everywhere you go., 💪【Great For Enhancing Hand Strength & Rehabilitation】: Targeting your forearms, hand, fingers and wrists, these strength training hand strengtheners provide the perfect way for building up hand strength and increasing your grip., 💪【Upgraded Unbreakable Spring】Upgraded the spring to 65 manganese steel spring, which has stronger elasticity, also is not easy to rust and not break. There is no need to worry about the risk of breakage after several uses.