The exceptional design features and high quality of our hinges offer a guarantee of unrivaled reliability and extended service life. Our range of covered ball bearing hinges feature high performance ball bearings providing excellent load bearing properties and absorption of axial and radial stresses. The result is a door that moves quietly and effortlessly. hinges are highly recommended for commercial and residential applications. This range of hinges has many features such as; an additional safety pin to all fixed pin hinges for maximum protection; four bearings for all versions of ball bearings of the butt hinge; and the quick-fit hinges have the option of a folded version, which helps to effectively return the door back to the frame for both wooden and aluminum doors. Rounding off the features nicely is that they are all made of stainless steel, which provides environmental protection and strength, all at an economical price.