1/2" x 3-5/8" x .065" WG Steel Extension Springs (12 pcs.)

Diameter: 1/2"
Diameter 2: .065"
Length: 3-5/8"
Material: Spring Steel
Nominal Size: SRM0
Type: Extension Spring
WireDiameter: .065 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.