Thank you for viewing. This is the black color version of the Mugen aluminum round shape shift knob, with a Spartan and sporty image. It has a 48mm ball design, which fits comfortably in the hand and allows for secure shifting. ● 8/10mm adapters are included. ● Adapter thread sizes: M8 x 1.25 M10 x 1.25 M10 x 1.5 Body thread size: M12 x 1.25 If you are considering replacing your normal shift knob, regardless of whether it's an automatic or manual transmission, please consider this opportunity.