Red/Black Fing Fast Shift Knob For 5 Rdr Speed Short Throw Shifter 12X1.75 K05 for Ford Mustang 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. Made in the USA! Sickspeed is PROUD to be American based, and American owned! F*ing Fast proudly displayed in place of 5th gear.