David Bolton Heavy-Weight Hinges and High-Frequency Doors: Why the Closer Is Not the Only Reason a Hinge Wears Out The Closer Gets Blamed. The Hinge Is the Problem. This article is for facility managers, commercial contractors, and specifiers who are dealing with doors that sag, bind, or develop excessive play ove... ball bearing hinges commercial door hardware facility maintenance heavy-weight hinges hinges Apr 23, 2026