Material ：40Cr (Customizable)
Thread Size ：M20
Thread Pitch : 2MM
Baby Diameter: 20MM
Total length : 80
MMLength below head:69MMItem Hardness : 34-38HRC (Customizable)
Item Grade : 10.9 (Customizable)
Item Weight ：0.393KG
Surface Treatment : Phosphating/Electroplating/Dacromet/Black Electrophoresis (Customizable)
Guarantee：1 year
Fastener Type: Truck Wheel Bolts
