This is the one-piece Carbon Fiber Wing Button from Ultimate Racing.

Constructed from 3mm high quality carbon fiber, this wing button offers

higher durability compared to stock components. Additionally, the one-piece

design adds rigidity to the wing mount keeping things consistent lap after

lap along with being easier to remove or install.

Package includes 2 black M3 conical washers. Possibility to use any other

color of UR1501 washers.

Intended for any vehicle with 36 to 46mm distance between wing mount holes,

such as Mugen, Xray, Sworkz among others.