Hoover Commercial 1 1/2 Vacuum Dusting Brush 1 Only (Plastic Black) # 14-1605-01 Hoover Commercial 1 1/2 Vacuum Dusting Brush 1 Only ( Plastic Black ). Fits With Models : C2401, C2401010. Manufacturer Generic Part # 14-1605-01. Altarnate Part # IS 14-1605-01.It's 1 1/4 Inch. Manufacturer OEM Part # 2KE2245000 (Just For Information)