![Installing 11 Speed Cassette on 10 Speed hub: Modifying freehub to fit 11 Speed Shimano Cassette - YouTube Installing 11 Speed Cassette on 10 Speed hub: Modifying freehub to fit 11 Speed Shimano Cassette - YouTube](https://i.ytimg.com/vi/uzrzq6XMQ74/maxresdefault.jpg)
Installing 11 Speed Cassette on 10 Speed hub: Modifying freehub to fit 11 Speed Shimano Cassette - YouTube
![Top Tip: When fitting a 10 Speed Cassette to an 11 Speed Free Hub, you must use a 1mm and 1.8mm Cassette Spacer to ensure ther… | How to run longer, 8mm, 10 things Top Tip: When fitting a 10 Speed Cassette to an 11 Speed Free Hub, you must use a 1mm and 1.8mm Cassette Spacer to ensure ther… | How to run longer, 8mm, 10 things](https://i.pinimg.com/736x/e0/19/7b/e0197be6ae3d7ce712f200befab6fbd1.jpg)
Top Tip: When fitting a 10 Speed Cassette to an 11 Speed Free Hub, you must use a 1mm and 1.8mm Cassette Spacer to ensure ther… | How to run longer, 8mm, 10 things
![Replacing friend's cassette. Found spacer. Is a 10 speed cassette. Don't know if it is 11 speed hub. Do I keep or throw? : r/bikewrench Replacing friend's cassette. Found spacer. Is a 10 speed cassette. Don't know if it is 11 speed hub. Do I keep or throw? : r/bikewrench](https://preview.redd.it/9sj3p1q1iex71.jpg?width=640&crop=smart&auto=webp&s=fbb8ff02dd8ddd0d6097b070075bce0a67d8a9f8)
Replacing friend's cassette. Found spacer. Is a 10 speed cassette. Don't know if it is 11 speed hub. Do I keep or throw? : r/bikewrench
![Machined down my 11 speed cassette to fit on a 9-10 speed hub. It actually works really well. : r/bicycling Machined down my 11 speed cassette to fit on a 9-10 speed hub. It actually works really well. : r/bicycling](https://i.redd.it/yy5thww5i7j21.jpg)