Manufactures from 6061-T6 aluminum with a machined finish. Flanged for perfect alignment and made to work with hubs that have a flange height no more than .190". - 1/4" (6.35mm) thick
Fits: > Mounts 00-21 pulley to pre-99 wheel
Special aluminum spacers for brake rotors. - 1/4" thick (6.35mm) - 3/8" mounting hole diameter - 50mm center
Fits: > Up to 1999 models (excl Twin Cam) in custom applications