Features Quality Structure: This hanging holder is made of quality metal and plastic, sturdy, heavy duty and durable Load Capacity: this balancer has large load bearing, can holder object within 1.5kg/3.3LB Useful in Your Working: Prevent pollution and damage to the tool.They fulfill their purpose of holding the tool when released and take most of the weight when in use. East to Use: Comes with necessary fittings, easy to install,Tension force adjustable ,you can adjust the force according to your project's weight. Wide Application: Applicable in hanging, transporting, and moving tools, fixtures, rolling parts, racks, etc. Specification: Material: Iron + Plastic Color: Yellow Load Bearing: Approx. 0.5-1.5kg / 1.1-3.3lbs Size: Approx. 18.5 x 10.5mm / 7.28 x 4.13inch Weight: Approx. 401g Package List: 1 x Retractable Spring Balancer(Random Tag Paper) 2 x Screws 2 x Nuts 2 x Bases Package List