About the product
- Used by a variety of wood window sash balance manufacturers
- Used on wood, single or double hung windows
- Coil spring retraction
- Steel construction with steel cables
- Aircraft cable lifters
- Maximum weight rating of 6 lbs. each
- Requires a 3-1/4 inch x 6-3/8 inch opening to install
- Please refer to the line art drawing for dimensions and compare with your needs before ordering