Comparison : Item # MXR08501-SS, 1.125 Inch (in) Outside Diameter, 0.085 Inch (in) Wire Diameter, and 3 Inch (in) Free Length Stainless Steel Extension Spring
Item # MXR08502-SS, 1.125 Inch (in) Outside Diameter, 0.085 Inch (in) Wire Diameter, and 3.5 Inch (in) Free Length Stainless Steel Extension Spring
Item # MXR08503-SS, 1.125 Inch (in) Outside Diameter, 0.085 Inch (in) Wire Diameter, and 4 Inch (in) Free Length Stainless Steel Extension Spring
Item # MXR08504-SS, 1.125 Inch (in) Outside Diameter, 0.085 Inch (in) Wire Diameter, and 4.5 Inch (in) Free Length Stainless Steel Extension Spring
Item # MXR08505-SS, 1.125 Inch (in) Outside Diameter, 0.085 Inch (in) Wire Diameter, and 5 Inch (in) Free Length Stainless Steel Extension Spring