[jimjamuser]

Originally Posted by bobeaston

My front door has a gap at the center of the threshold. It is an adjustable threshold with 4 adjustment screws. However, the 2 middle adjustment screws are absent, and have consequently let traffic across the threshold push down the center.

Are those screws replaceable, and if so where can I buy them? Or does the threshold need to be replaced? (Yes, I'm a DIYer but haven't solved this problem yet.)

I have been missing some adjustment screws for the last few years.