These high quality wheel nuts feature a serrated face to help prevent loosening during long mains, they also feature the popular closed cap which prevents any dirt ingress into the grub screw securing the wheel pin.
These are suitale for the majority of 1/8 buggies currently on the market which utilise a 1.0mm thread pitch, these include the following;
Losi 8ight Series
HPI Trophy Series
Mugen MBX 6/7 Series
SWORKz S350 Series