Double Ring DesignThe double ring design makes the spring balancer hang more stably where it is needed, effectively avoiding the balancer from being skewed or falling off. High Quality Steel Wire RopeThe plastic-coated steel wire rope of the spring balancer has high cohesion. The wire rope has multiple strands, which can reduce the impact in emergency situations. It is tough and not easy to break, so it is suitable for long-term use. Adjustable DesignEquipped with 2m long spring and adjustable tension, you can adjust the tightness as needed and fix the rope at any height. Tension Adjustment KnobThe tension can be adjusted through the knob, suitable for electric screwdrivers of different sizes. If you turn the knob counterclockwise, the tension will gradually increase; if you reduce the tension clockwise, you need to turn the safety buckle first. 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