7/16" x .051" x 21/32" x 1-7/8" Steel Compression Springs (12 pcs.)

Diameter: 7/16"
Diameter 2: .051"
Length: 1-7/8"
Material: Spring Steel
Nominal Size: SRM161
Type: Compression Spring
WireDiameter: .051 WG

Box of 12.

Compression springs are coils designed to become shorter when loaded. Their turns are not touching in the unloaded position, and they need no attachment points.