Originally Posted by
Abu Mahendra
That's a first gen LockJaw hinge, I believe. It's now in its third generation.
If ungreased the hinge will creak a little. Oil it, and it goes away.
My Clinch D10 could be based on the 3rd generation, it creaks when new. Not sure it was the LockJaw, grease doesn't help right away. But then some days it's gone. Two years, not a problem anymore.