... titanium alloy 60 degree design CNC machine,OEM Auto Titanium wheel lug nuts M12 Color : Nature color , Rainbow color ,Burnt color,Anodized ... :surface finishWeight: 36g/pctitanium grade5 (ti-6al-4v) Auto wheel lug nuts are popular in the industry of racing motorcycle and cars ... ,especially racing car,racing motorcycle.Technique:CNC machining Auto Titanium wheel lug nuts M12X1.5