By Huu Khanh Nguyen · Updated October 28, 2026 · timber, post, birds mouth, demarcation, knee rail
A square timber post with a V shaped notch cut into its top that holds a single knee rail lying on its corner.
| Name | Default | Unit |
|---|---|---|
| Width along the fence | 100 | mm |
| Depth across the fence | 100 | mm |
| Height | 1200 | mm |
| Post role | intermediate | |
| Rails | 1 | |
| Panel thickness | 51 | mm |
| Finish | white |