It is recommended to replace it with a new one.
Because the connection is not firm, it is very scary and risky if something goes wrong when it is used again.
If they are all deformed, it means that you have reached the point where it is time to replace the spring with a new one or a tensioner with greater strength. The pull-up machine can exercise the chest muscles, biceps and triceps. It is a simple and common fitness equipment. It is simple and convenient, and can be carried around. Depending on the method of use, the exercise parts are also different. It is a A great piece of equipment for exercising arm strength.