I use "Super Clean industrial strength degreaser".
I mix it with water and brush my chain, then wash off with water. I do it my condo parking spot, no complaints and no damage so far. Bottle claims it's non-abrasive and phosphate free.
I mix it with water and brush my chain, then wash off with water. I do it my condo parking spot, no complaints and no damage so far. Bottle claims it's non-abrasive and phosphate free.