Overview The adjustable hand spring is designed for ergonomic hand exercises. Applying force between 10-40 kg thanks to its adjustable mechanism. Easy and practical to use, used in moderate training. Strengthen your hand and forearm muscles, enable you to do biceps movements with more weight, and have stronger, more beautiful looking arms. It minimizes calcification that may occur in hands and fingers in later ages. Product features: Made of quality materials. spring and steel parts are stainless steel. The desired hardness can be easily adjusted. It is portable and easy to carry. Package content: 1 counter adjustable 5 - 60 kg hand spring.
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