By Huu Khanh Nguyen · Updated October 28, 2026 · ameristar, spring, self-closing, tension
A long tension spring with a hook at each end that pulls a swinging gate shut against its post.
| Name | Default | Unit |
|---|---|---|
| Handing | left | |
| Hinge axis to face | -25 | mm |
| Leaf to post gap | 30 | mm |
| Post width | 50 | mm |
| Leaf thickness | 50 | mm |
| Leaf weight | 50 | |
| Leaf width | 900 | mm |
| Opening angle | 180 | ° |
| Leaf angle | 0 | ° |
| Finish | white |