Replacement Rear Brake Master Cylinder Dust Boot. A high quality reproduction of the original part that will work with OE or reproduction master cylinders. Fits 1999-2004 Harley Electra Glide FLHT, Road Glide FLTR, Road King FLHR Touring & 1999-2005 Harley Softail FLST/FXST Models SOLD INDIVIDUALLY Replaces HD# 40922-87