With a product diversity that spans over 50 different style of ear nuts, W.R. Cobb is sure to have the style that you are looking for. Our Ear Nut product offering is manufactured in our US Global Headquarters where we control each step of the manufacturing process. Our Ear Nuts, friction and threaded, are available in a wide variety of precious metals with select styles also available in brass. We also offer a large selection of posts. For the ultimate in security and comfort our Guardian Engineered Clutch is the perfect solution when paired with the Guardian post.