The most common statement we hear about other mills is it will not grind anymore.  This is why Gregg uses the best mechanism he can find and they are manufactured in the United States.

The mechanisms we use are made by Chef Specialties. Located in U.S., Chef Specialties have been manufacturing grinder mechanisms since 1940. Their grinder mechanisms are the most frequently demanded by professional and amateur chefs alike.

Best of all, they come with a lifetime guarantee.