Rotor T-nuts are used with Dynamic Mount Hats or Rotor Adapters. These solid steel t-nuts are available in different thickness and bolt hole sizes.
Wilwood Coated T-Nut 1/4-28 Rotor .03 Offset - HTN
T-NUT,1/4-28,ROTOR,.03 OFFSET,HTN COATED
T-NUT,1/4-28,ROTOR,.03 OFFSET,HTN
T-NUT