Titan constant force 4.5 pound coil spring for 1 inch pocket.

Constant force balance for single or double hung sliding windows with 1.00 inch pocket.
Available in 3.5 & 4.5 pound weights.
The weight and length is stamped on coil spring.
Coils can be mixed together to match appropriate sash weight

Weight: 3.5 or 4.5 Pound
Length: 33 Inch,
Pocket Width / Diameter: 1.00 inch
Coil thickness: 1/2 inch

Sold as parts to make balance.
Coils, support covers, brake shoes and pivots sold separately.