https://shop.findmyrvparts.com/swing...e-p/190098.htm
For new
But if you take if off you can probably adjust.
The heavy rivet becomes worn, you can put it on a solid surface and use a big hammer and compress it some, this will tighten every thing up.
You can bend the catch tab a little.
Make sure all the screws are tight. The two attachment point, on the door & frame, are not suppose to move.