5/16 x .035 x 1-3/16 Steel Extension Springs (12 pcs.)

Diameter: 5/16 Diameter 2: .035 Length: 1-3/16 Material: Spring Steel Nominal Size: SRM103 Type: Extension Spring WireDiameter: .035 WG Box of 12. 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.