Any ideas what this is?

[Dustydog]

Anyone know what this ? It's more or less underneath the middle of the door on a new Bailey Vigo.
Posted on another Forum yesterday
Note again manufacturers are cutting rough sawn and untreated holes in caravan floors🤬

 

[otherclive]

It’s not just the floor holes that are rough, but the hole in the object makes the proverbial badgers bum look smooth. Almost like a piece of non detached swarf in it.

 

[borderbilly]

Door stop, runner ?