Spacer for retractable ping pong net sold under FBSPORT with this kit: https://amzn.to/4rLD2gu [Amazon affiliate link] and apparently other places.
When attached to thin material (e.g. 1/2 inch) it has a hard time standing up straight. Put this spacer in and it helps maintain a correct orientation. Could be scaled depending on thickness needs.
Table created with these jigs/supports:
Follow semi-technical writing at: https://www.techadjacent.io/
The author marked this model as their own original creation.