9/16" x 3-15/16" x .079" WG Steel Extension Springs SPRE-424 (6 pcs.)

Diameter: 9/16"
Diameter 2: .079"
Length: 3-15/16"
Material: Spring Steel
Nominal Size: SRM60
Type: Extension Spring
WireDiameter: .079 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.