Prime-Line FA 2850 29 In. Window Block and Tackle Sash Balance (Single Pack)
$0.00
- Can be used on most single or double hung windows
- Heat treated high tension steel spring
- Will offset the weight of a window between 28 and 33 pounds
- 5/8 inch aluminum channel housing
- Compare old guide ends and note their dimensions to order the new guide ends
- Must select the top and bottom guide ends that are sold separately
- Prime-Line part H 3740 riveting tool can be ordered separately for installation of guide ends
- Please refer to the line art drawing for dimensions and compare with your needs before ordering









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