1/2" x 9-3/4" x .063" WG Steel Extension Springs (3 pcs.)

Diameter: 1/2"
Diameter 2: .063"
Length: 9-3/4"
Material: Spring Steel
Nominal Size: SRM71
Type: Extension Spring
WireDiameter: .063 WG

Box of 3.

Extension springs are wire coils designed to become longer under load. Their turns are normally touching in the unloaded position, and they have a hook, loop or some other means of attachment at each end.