TN 87420 19" 2 Single Row Nylon Side Brush for Tennant 235, 515SS, 7300, 8010, 8300, T16, T17 Models. Long lasting Nylon filament outlasts standard poly side brushes. Two rows set in an 8" diameter marine grade plywood block. Fits many Tennant models including 235, 515SS, 7300, 8010, 8300, T16 and T17 (some equipped with the pre-sweep broom option). Priced Each. Replaces Tennant 87420. Our Part Number TN 87420