This is the dust bin sealing ring assembly replacement for Dyson V11/SV14/SV15 vacuum clenaer. Our dirt cup replacements can perfectly match the original machine. Made of high quality materials, more durable and better sealing. The red sealing ring will be aged after a long time use and it will easily adsorbed on the inner wall of the dust bin, the fixing ring will easy to break and cannot be used for fixing. These problems will cause the bin fall down or difficult to take down from the machine, the dust collection effect also becomes worse. At this time, you need to replace a new sealing ring for your machine. We provide a very simple replacement method, you do not need to worry about the installation for this vacuum parts , only take 5 minutes to help you replace a new dust bucket top sealing ring, and we also provide a installation video. The packing list includes: 1 pieces V11 dust bin top sealing ring and 1 pieces T8 torx screwdriver. If you have any problems, please feel free to contact us, we will do our best to solve the problem for you.