Makes installing the shifter shaft seal precise and effortless. Developed in conjunction with Hiro Koiso, one of JIMS sponsored Bonneville racers. They align, center and install the shifter seal to the right depth on all Evolution, Twin Cam Big Twin and Sportster models.
Made in USA.
Fitment: Use to install H-D# 12045 on 80-99 Evolution Big Twin; 99-06 Twin Cam FXST, FLH; 99-05 FXD