2240 Window Balance 19-23 lbs Sash Wt. 60-224

2240 Number on Window Balance. 23" Length of Metal Channel. 19-23 lbs  Sash Weight. 1/2" x 1/2" Non-tilt window balance.
***Note: Top and bottom balance ends must be ordered separately. We strongly suggest replacing the sash guides on the side of your window as well.