Enhance your workout regimen with the versatile and durable Multi-Function Chest Expander. Each spring has a resistance of 13.2 lbs, with a total resistance of 66 lbs for all 5 springs. This essential fitness accessory is designed to strengthen your grip, arms, chest, and back with adjustable tension that suits all fitness levels. Featuring sturdy high-quality steel buckles and electroplated springs, our chest expander ensures longevity and resistance against rust, providing reliable performance during every exercise session. The detachable design not only makes it easy to adjust according to your needs but also ensures it is easy to store and transport. Whether you're at home, in the gym, or traveling, this chest expander is an excellent tool for achieving a comprehensive upper body workout.