Fixed and Floating The spring balancer is made of reinforced thick steel wire rope with an anti-collision buffer rubber sleeve to protect tools and balancers from wear and reduce buffering force. HIGH QUALITY MATERIAL Our compensating cups are made of high quality alloy that is resistant to corrosion, high temperature, dropping and pressure, so you can use them with peace of mind. Adjuster The adjuster requires a wrench to adjust the force. The clockwise adjusting force is large and the counterclockwise adjusting force is small, the is simple and fast, and staff fatigue is reduced IMPROVE EFFICIENCY With the spring force, the spring balancer can help balance the weight of assembly tools to almost zero, reducing worker fatigue and improving work efficiency. This spring balance can be used in many situations to meet the different needs, such as equipment fixed, part installation, material and tool hanging, and etc., Manufacturer: ROHCGHC