Grayston M12 x 1.5 open steel Group 4 conversion wheel nuts, with a zinc plated finish and a 21mm hex head. These wheel nuts are designed to enable race and rally competitors to safely mount wheels that have been fitted with Group 4 inserts, to be fitted to the standard size/pitch M12 x 1.5 wheel studs.
Suitable for a range of race and rally cars, in use by thousands of clubman competitors worldwide.
Priced each, sold in packs of 4
- Corrosion resistant zinc plated finish
- Used on thousands of race cars wordwide
- M12 metric threaded Gp4 conversion nuts
