M14x1.25 Black Racing Composite R40 Iconix Lock & Nut Set (Red Cap) - Project Kics 20x12 +47 and as a bonus prevents

and as a bonus prevents chips and scratches from tools for those just running these wheels on the street

they need to function in a high performance environment

and it is also a standard specification that the top surface is diamond-cut by three-dimensional processing

Unlike the narrow lug recesses of most other wheels

M14x1.25 Black Racing Composite R40 Iconix Lock & Nut Set (Red Cap) - Project Kics 20x12 +47 and as a bonus preventsThe R40 lug nuts feature a unique design (patent pending), characterized by six sided, hexagonal nuts consisting of two pieces. The top of the lug spins freely from the tapered centering ring, ensuring a tighter and more precise hold compared to traditional lug nuts. This design also minimizes the risk of scratching your wheels. Crafted from lightweight composite materials, these open ended lugs are compatible with both standard and extended studs.