Front pulley shim .050" thick

Specially manufactured by Primo to enable professional mechanics & others to accurately align front belt drive pulleys for a straight running belt. Manufactured from 1008-1010 steel and precision ground for perfectly parallel and flat surface these spacers help you to create correct pulley alignment for correct belt tracking and extended belt life. Available as assortment set containing all 5 different sizes as well as in separate sizes. Fits 1970-2006 Big Twin except 2006 Dyna.