Kics Project R26 Lock & Lug Nuts. Kics Project Racing Nut Composite features super light-weight thin-wall construction using strong light-weight OEM quality materials. Kics Project designed to ensure best contact with oversized and taper seated. Using the standard 17mm hex key for easy installation. With Kics Project's innovative design full stud engagement and can accommodate long racing studs. Kics Project Racing Nut Composite is reliable and stronger than aluminum racing nuts, as the lug body is produced by Cold-Forged SCM-435 material. Attached rotating taper-seat made with A7075-T6 aluminum and ultra-hard alumite finish.

These will not work on a 370Z or G37 w/ Stock wheels!!!