During regular vacuum maintenance, you should check your Kirby vacuum cleaner's brushes for signs of wear and tear. Roller brushes help pick up debris and dirt that may be set into flooring. An old brush can leave dirt behind and can prevent you from getting the best clean possible. This replacement brush from ZVac is designed for use with Kirby Classic 1CR, Omega 1CB, Classic 3, 2CB, 3CB model vacuum cleaners. It features two rows of nylon bristles and ball bearings, and measures 14 inches. The brush is made with heavy duty, ecofriendly materials that meet OEM standards and is comparable to part 152575G.