Spring balancer quality assurance

Our tool balancer has a variety of capacity, the smallest capacity of load balancer is one kilogram, the heaviest capacity of Retractor can reach 400 kilograms, the stroke is 1.5 meters, and can reach 2.0 meters. There are two kinds of spring balancer. One is called spring tools balancer,the other is called light spring balancer. The following text will introduce the differences and features of these two kinds of power master. The zero gravity tools balancer is round in shape