The replacement parts are only compatible with Dyson V6, V8, V10 and V11 soft roller floor nozzles. It replaces part numbers 966488-01 and 96648801. This is not an OEM replacement but can be used as an original product. Suitable for new and high quality hard floors. The roller brush is removable, washable, replaceable and can be reused after cleaning. Size name: artificial plush roller. The fitted model is as follows. DysonV6. DysonV8. Dyson V10. Dyson V11. NOTE: Soft brush for hard floors (tiles, laminate, PVC, etc.). If you are currently using a plush brush, you can replace it. If you have a Motorhead brush, this will not work.