Breville BES840 BES860 BES870 Frother Enhancer Part BES860/04.28 aka SP0001484
 
PLEASE MAKE SURE THAT YOUR STEAM ARM HAS A MATCHING RIDGE FOR THE ENHANCER TO FIT ONTO
 
ORIGINAL BES840 & BES860 CAME WITH IT, model BES870 MAY NEED BES860/12.3 listed here