Product Details:

Tilt Window Channel Balances
Will Replace Either Metal or Plastic Tube Balances

Tube Diameter: 3/8"
Tube Length: 13"
Bushing Color: Blue
Sash Weight: 11 - 20 lbs

Most likely, you will need a tensioning tool to adjust the spring operating tension on your balance.
Please, use 85-511 Tensioning Tool.

For Help on "Spiral Window Balances Removal and Installation Guidelines" click on this link.
For Help on "How to Order Tilt Tubular Spiral Window Balances" click on this link.

One balance per package;
While this balance is packaged and sold individually, it is our recommendation that both balances in the window be replaced at the same time.

"SPECIAL ORDER ITEM - NON-REFUNDABLE, NON-RETURNABLE."