Description
Standard 3/16" bearing/cam with Constant Force Balance System for double hung vinyl windows.
Each 1/2 inch wide coil spring has a number imprinted on the plastic housing that determines the strength of the balance.
They may have one or more coils and the coils may have different numbers on each coil if used in doubles or triples or quads.
Number Marked on Single Housing: 3 - 10 (Select weight by 1 number).
Number Marked on Tandem Housing: 11 - 20 (Select weight by 2 numbers)
Number Marked on Triple Housing: 21 - 30 (Select weight by 3 numbers)
Number Marked on Quad Housing: 31 - 40 (Select weight by 4 numbers)
Priced and sold each.
Specifications
- Free Shipping for Orders Over $150, Excluding Oversize Items
- Economy Standard: $11.73
- Oversize Items (Longer Than 36"): $29.95
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