Prime-Line 20 in. x 3/8 in. Spiral Non-Tilt Balance, Red Tip (Single Pack)

This non-tilt spiral balance is constructed of a mill-finished metal tube measuring 3/8 inch in diameter. The FM series spiral balance features 2 available rod extensions; one measures 5/8 inch and the other 1-5/8 inch The red-colored nylon bushings of these spiral tilt balances indicate their spring weight is for sash of medium weight. These spiral balances are used on non-tilting vinyl single hung windows.