Originally Posted by phantom370z

Mine is just a straight black co-polymer knob. The description Chris had me put in the paypal order comments was: 370Z Black Copolymer Piston, Integrated lip, Brass Insert, Knurled, 6MT Engraving (Red)

I would contact him ahead of time if you have any additional questions, also keep in mind the different finishes only apply to the steel if you get one that has steel.