3 in 1 Home Fitness Equipment?Spring Chest Expander/Hand Gripper Pull-Up Bars Arm Muscle ExerciserA quiet tool that allows you to exercise without disturbing other people, the best weight training fitness equipment. This is very good for friends who want to stay healthy, exercise and exercise muscles. It is particularly effective for chest and arm muscles. This simple equipment is easy to carry around, and you can exercise anytime and anywhere.Reinforced carbon steel wire spring: The chest expander is made of carbon steel wire, with strong resilience, a total of five tension springs, and full elasticity; it can withstand strong traction and adapt to various strength training.Freely detachable tension springs: 5, 4, and 3 can be chosen by you, you can adjust the strength freely, and choose to adapt to your own strength! It is the ideal fitness equipment.High-quality grip design: imitating the humanized design of humanized handle, perfect curve, comfortable grip, the grip is made of high-quality PP, firm and durable!Easy to carry: compact and portable, exercise anytime, anywhere, exercise at home, office, outdoor, exercise while watching TV and chatting with friendsMore choices of exercise methods, transforming into a pedal tensione