Soft compound rear wheel. Fits Nilfisk Advance Hydro Retriever 3800 (OBSOLETE WITH NO REPLACEMENT)
Fits Nilfisk Advance 56409689 (alt # 56409689)
Replaces
56409155
Nilfisk Advance 56409689 Fits
I used the curb cleaner for about 5 minutes and the 2 of the fitting didn’t shoot water out of them and the curbs would not clean. Do not like at all.