Discontinued - Limited to existing inventory - Replace with 534420-03

Coil Balance Spring, 1/2 inch triple coil with pivot lock shoe 

Used primarily with vinyl windows

The number stamped into coil is the weight. 

Single coil weights vary from #5 to #8

Triple coil weights have 3 numbers, one for each spring coil

5/6/6, 6/6/6, 7/6/6, 7/7/7, 8/6/6, 8/7/7, 8/7/8, 8/8/8

Choose number from drop down box

Balance Block Width: 1-1/4 inch

Balance Block Thickness: 9/16 inch

Coil Thickness: 1/2 Inch

Balance Block Thickness: 9/16 Inch

Balance Block Width: 1-1/4 Inch

Balance Block Height: 2-1/8 Inch