FirstGenZq8
08-23-2009, 07:51 PM
http://www.mackinindustries.com/wm/kics/widethreadspacer.html
how are they bolted to the rotor hub?
86Cutlass383SR
08-23-2009, 08:02 PM
They bolt on in place of the wheel and then the wheel bolts to the adapter. Depending on the adapter thickness, the original studs may need to be shortened.
Viperlover
08-23-2009, 08:03 PM
you can see here that they use thin lugnuts with a key
Maybe they cut off the studs?
http://www.vexmotorsports.com/Project-Kics-Wide-Thread-Wheel-Spacers--12x125-5x100-20mm-_p_3498.html#