Red/Black Evil Jack Smiley Shift Knob For Manual Short Throw Selector 12X1.25 for Ford Mustang These knobs are NOT painted. The color will NEVER rub off or lose its shine! NO SET SCREWS! All-metal threads so your shift knob WON'T wobble or fall off. Perfectly sized at 2 1/8" diameter, the 4oz design feels ROCK-solid in your hand. Features an evil smiley, engraved and filled on the surface of the knob. Installs in seconds!