Diameter: 1/2"
Diameter 2: .055"
Length: 2-3/8"
Material: Spring Steel
Nominal Size: SRM30
Type: Extension Spring
WireDiameter: .055 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.