Adjustable Design: With 1.5m length spring and adjustable tension, you can adjust the tightness and fix the rope at any height as you need. Keeping tools positioned for immediate use with minimal operator motion。 Spring Balancer: Alloy steel hook, thickened steel cable, reinforced aluminum alloy tower pulley, with safety buckle, not easy to fall off, safe and guaranteed. Time and Labor Saving: The telescopic spring balancer utilizes spring power, so workers can move hanging heavy objects up and down with very little effort, saving a lot of labor. labor and material resources, and can reduce fatigue. Make your work easy and convenient, safe and worryfree. Safety Protection: The retractable spring balancer is equipped with a thick highquality cushioning rubber sleeve, which can effectively reduce the cushioning force, protect the tools and the balancer from wear, and double the safety. WITH SAFETY DEVICE: This product can be used to manually lock the suspended object with a safety device. If the suspended object is overweight and the spiral spring is broken, can be locked immediately to prevent the suspended object from falling