Power Gripper Metal Series Professional Grip Strengtheners (50lbs 400lbs) for Handles, Wrist and Arm Training (Silver 300lbs)

Beginner Level (Pink 50LBS & Purple 100LBS) - Our Power Grippers 50lbs & 100lbs are the perfect introduction to grip training. They are perfect for beginners who are starting their weight training journey, or for those looking to re-educate themselves and recover from an injury. INTERMEDIATE LEVEL (150LBS Blue & 200LBS Red) - The 150lbs & 200lbs are the perfect grippers to strengthen your tendons and upper limbs with frequent use. We recommend this pliers for people with medium strength levels, not beginners. ADVANCED LEVEL (250LBS Black & 300LBS Silver) - Our 250lbs & 300lbs metal clamps are designed for those who already have an above-average level of gripping strength. This metal clamp is suitable for those who already have a high level of strength. ELITE LEVEL (350 LBS Gold) - Our gold grip strengthener is an extremely difficult clamp to close. To be able to close this clamp, you have to be prepared for an overwhelming 350 lb resistance. This metal clip is for experts only. ULTRA LEVEL (400LBS Green) - The 400lbs clamp is the ultimate challenge for the more advanced. Before trying to close this clamp, we recommend warming up with a lighter tension. It is one of the hardest clamps to close in the world, and for good reason. The resistance level is equivalent to 400 lbs. HANDLE STRENGTHENING TRAINING GUIDE - Each handle strengthener comes with its own training guide to help you maximize your grip strengthening and rehabilitation results. Choose from a variety of holding positions in the hand, using some or all fingers.