Hoover Air Cordless roller brush 440005964 for hard floors.
Replacement Hoover agitator assembly fits models:
Air Cordless - BH50100, BH50100RM Air Cordless - BH50111 Air Cordless - BH50121 Air Cordless - BH50140 Air Cordless Deluxe - BH50110 Air Cordless Deluxe - BH50170 Air Cordless Lift - BH51120 Air Cordless Lift Deluxe - BH50120, BH51120PC 
