Comparison : Item # MCL03901-MW, 0.455 Inch (in) Outside Diameter, 0.039 Inch (in) Wire Diameter, and 0.5 Inch (in) Free Length Music Wire Compression Spring
Item # MCL03902-MW, 0.455 Inch (in) Outside Diameter, 0.039 Inch (in) Wire Diameter, and 0.625 Inch (in) Free Length Music Wire Compression Spring
Item # MCL03903-MW, 0.455 Inch (in) Outside Diameter, 0.039 Inch (in) Wire Diameter, and 0.75 Inch (in) Free Length Music Wire Compression Spring
Item # MCL03904-MW, 0.455 Inch (in) Outside Diameter, 0.039 Inch (in) Wire Diameter, and 0.875 Inch (in) Free Length Music Wire Compression Spring
Item # MCL03905-MW, 0.455 Inch (in) Outside Diameter, 0.039 Inch (in) Wire Diameter, and 1 Inch (in) Free Length Music Wire Compression Spring