During the manufacturing process, it's common for the coating to appear a little chipped away or have rough edges that do not cover the stem beneath the ball completely. This is simply part of the manufacturing process of connecting the rubber ball.
THIS IS TOTALLY NORMAL AND DOES NOT AFFECT THE QUALITY, OR THE LIFE OF THE PRODUCT AT ALL
Almost all of the RAM Mounts currently on our shelves (thousands and thousands) appear like this, without exception.
If you have any concerns about your product, please contact us.