![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
![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/sddefault.jpg)
Installing 11 Speed Cassette on 10 Speed hub: Modifying freehub to fit 11 Speed Shimano Cassette - YouTube
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Which freehub body do I need? SRAM and Shimano 9, 10, 11 and 12-speed MTB setups explained | off-road.cc
![Amazon.com : LITEONE 8 Speed Cassette 11-40T MTB Cassette 8 Speed Fit for Mountain Bike, Road Bicycle, MTB, BMX, SRAM, Shimano : Sports & Outdoors Amazon.com : LITEONE 8 Speed Cassette 11-40T MTB Cassette 8 Speed Fit for Mountain Bike, Road Bicycle, MTB, BMX, SRAM, Shimano : Sports & Outdoors](https://images-na.ssl-images-amazon.com/images/I/71KCMdiRekL._AC_UL600_SR600,600_.jpg)