5/8'' H 3758 Spiral Balance Pivot Bar for Prime-Line Tilt Window,Single & Double-Hung Vertical Sash Windows,4 Pack

High Quality: The 3758 Spiral Balance Pivot Bar made of high-quality stamped steel material,durable and stable,wear-resistant and corrosion resistant,provide smooth operation with Long-lasting use | Secure Window Support: Our Spiral Balance Pivot Bar prevents panes from slipping or falling during operation by providing precise fit | Practical Replacement: This steel spiral balance pivot securely counterbalance window sashes,enables friction-free vertical movement of double-hung windows,restores smooth window operation | Easy to Install: The Sash Wind Spiral Balance Pivot Bars is easy to install and hassle-free to replace damaged or missing pivot bars | Wide Use: The Spiral Balance Pivot Bars Compatible with tilt Window,single and double-hung vertical sash windows to prevent panes from falling during operation