Quality Door & Hardware has made a recent update to our PBB prices.  BB, Inc is a World Class manufacturer known purely for their Architectural Hinges.  Take a look at the line of PBB products we carry. PBB offers a wide variety of extra features for their hinges, including Hospital Tip hinges that have a radius knuckle end which is sloped to prevent the hanging or mounting of objects on them.  See Anti-Ligature. The PBB BB81 Full Mortise Ball Bearing Hinge is a featured product of PBB.  A Ball Bearing hinge for standard uses, made of steel in a Satin Chromium Plated Finish PBB, Inc. Template hinges are manufactured to close tolerances and meet all specifications and requirements set by the American National Standards Institute (ANSI).