2004 - 2010 BMW 5 Series Radio Stereo Control Knob. This ia a genuine BMW OEM part, not the cheap aftermarket stuff.  The knob has been thoroughly inspected and is in good shape.   **Please compare our pictures to your current knob, the 5 series came with many different style knobs in the same model years.  We offer free shipping on this item as well as a money back guarantee. Please make sure your current knobs match our pictures prior to purchase, thank you. Please contact us with any questions that you may have.