limitstop
nounUK /ˈlɪmɪtstɒp/
US /ˈlɪmɪtstɑːp/
A limitstop is a thing that stops something from going too far.
The limitstop on the door keeps it from hitting the wall.
OTHER MEANINGS
2. A device on a machine that keeps a moving part from going past a set point.
The drill has a limitstop so it cannot go too deep.
3. A small block on a shelf or track that keeps things from sliding off.
He put a limitstop at the end of the shelf.
4. A rule or point that marks the farthest something is allowed to go.
The referee set a limitstop for how long the game could last.