Spring balancers are a lower cost option or where pressurized air is not available and are primarily used to support small air tools in workstation environments.
These loads are not removed or dropped-off but remain on the spring clip. Knight's maximum spring balancer capacity is 23 lbs [10.4 kg] with a 96 in. [143.8 cm] travel.
Spring Balancers use nylon covered (0.12 in. [3.0 mm] O.D.) - [2.3 mm] dia. 7x7 strand galvanized steel aircraft cable (920 lbs [417 kg] test 0.09 in.)