1/2" x 9" x .055" WG Steel Extension Springs

Diameter: 1/2"
Diameter 2: .055"
Length: 9"
Material: Spring Steel
Nominal Size: SRM70
Type: Extension Spring
WireDiameter: .055 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.