Advantage: The balancer features a solid metal construction with strong load-bearing capacity. It effectively balances the weight of tools, reduces operator fatigue, supports sustained repetitive tasks, and enhances work efficiency. Instruction: The spring balancer allows tension adjustment via a knob. Turn counterclockwise to increase tension and clockwise to decrease tension. Application: Retractable spring balancers are designed to support and balance tools or equipment, enabling easier handling by reducing perceived weight. Commonly used in automotive, manufacturing, construction, and warehouse environments for suspending drills, pneumatic tools, and other heavy equipment requiring frequent movement and accessibility. Color: As shown Material: Metal Stretch Length: 1.4m / 4.6 feet Balancer Size: 220 x 100 x 35 mm / 8.7 x 3.9 x 1.4 inch (LxWxT) Capacity: 3.3-6.6lbs / 1.5-3kg, 1.1-3.3lbs / 0.5-1.5kg, 6.6-11lbs / 3-5kg Note: Regularly inspect the spring balancer for signs of wear or damage. Do not exceed the maximum load capacity to avoid accidents. Package Contents: 1 x Retractable Spring Balancer. Other items not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.