Two objects connected with an elastic chain

Hy i’m new in unity and in my game i want two connect two objects with an elastic chain.when one object move second will
follow, and when second move first one will follow. i’m using hinge joint two connect two objects with chain nodes. By doing this elasticity achieve but objects move very badly. please give any better solution & sorry for my english, its not my primary language

It sounds like you are looking for the Spring Joint