Compatible Dyson end cap to fit on the end of the brush bar. If your old part is damage the brush bar can become loud. This is a low cost cure for the issue. 

Dyson End Cap Fitment 

Fits Models 

DC24 all variants inc. Animal 

*Compatible part. These products are carefully manufactured to the highest standard to ensure reliability and correct fitment. All brands, models and any model numbers are used for reference only.