Genuine Dyson Soft Roller Head [Model Number] 164355 Compatible with V7 (SV37), V8 (SV25), V10 (SV12), V11 (SV14, SV15), and V15 models. Please be sure to check the model number and compatibility with your cleaner before purchasing. The item has been disassembled and cleaned as thoroughly as possible, but as it is a used item, there may be some scratches, wear, and stains that could not be removed. Please check the photos. Please refrain from purchasing if you are looking for a new-like condition. Conductivity and operation have been confirmed. If the item does not work, please report it within 24 hours of arrival. (Please research the compatible models yourself.) Returns due to incorrect purchases will not be accepted. Please note that the item may be shipped in simple packaging and recycled cardboard.