All Categories > Counterweight/Balance Weight Assemblies > Item # Inside the Pole Counterweight Assembly - Simple Catenary  
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Item # Inside the Pole Counterweight Assembly - Simple Catenary



A system used in an Auto Tensioned application that provides constant tension on both the Contact and Messenger wires. The balance weight movement adjusts for the thermal expansion of the copper wire’s expansion and contraction with regards to the ambient and operating temperatures.

The inside the Pole application for the balance weight assembly is generally used for aesthetic purposes.