- Includes ultra soft, medium and firm head.- Ultra soft : perfect for sensitive surfaces like paintwork, carbon fibre and delicate finishes likeshock stanchions.- Medium: Your go-to for all-over cleaning, offering balanced scrubbing power without harming surfaces. Pairs perfectly with Nanotech bicycle cleaner foruse on shock bodies, hard plastics, intricatecomponents and wheelsets.- Firm: Equipped with stiffer bristles for Use on metal components likedrivetrains. use with degreasers, like DRIVETRAIN CLEANER and the firm brush head makes light work of stubborngrease