Size: M12 x P1.5
Extension: 10mm (over the stock bolt)
Spline (threaded area) diameter: 12.3mm
Total length: 71mm
Designed for the Super Taikyu Racing (Super Endurance Race Series). 
Tapering the tip of the bolt makes it easier to use an impact wrench and to change the tires. At the same time, it prevents costly mistakes while changing the tires on a race.
Made of chrome-moly (SCM435)、with a special heat treatment application, the material provides the superb strength.
From the street to the racing, this is a must-have item for getting an edge over the competition.
 
The price is for one bolt.
It is designed for the Honda vehicles with open end lug nuts.
Please apply the correct tightening torque.
 
Shipping is about 60-90 days