5/8" x 2-7/8" x .081" WG Steel Extension Springs

Diameter: 5/8"
Diameter 2: .081"
Length: 2-7/8"
Material: Spring Steel
Nominal Size: SRM40
Type: Extension Spring
WireDiameter: .081 WG

Box of 6.

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.