This is a large steel extension spring, it was used on Flexible Flyer Hobby Horses, but can be used for many applications or custom projects.
Product Specs:
- Wire Size: .125"
- Diameter: 1-1/16"
- Body Length: 5-1/4"
- Free Length: 6-3/4"
- Steel with Nickel Finish
- Single Loop
- 48.2 lb. Max Capacity