Motorised Brush Roll Bar and Floor Tool Head for Dyson DC44 Iron Vacuum Cleaners Compatible motor head assembly for Dyson replacements Colour: Grey or Iron The carbon fibre brush bar on this motorised floor tool rotates to remove ingrained debris from carpets, and the motor head collects dust from hard floors. 949852-05 is the equivalent part number. Fits the models listed below: DC44, DC44 Multi-Floor, DC44 Animal Please be aware that although this product is made to work with Dyson vacuum cleaners, Dyson does not manufacture it. Only reference purposes have been made to the Dyson name and part numbers. Please feel free to email us with any questions.