![maintenance - 7-speed MTB cassette on 8/9-speed wheel hub, where does spacer go? - Bicycles Stack Exchange maintenance - 7-speed MTB cassette on 8/9-speed wheel hub, where does spacer go? - Bicycles Stack Exchange](https://i.stack.imgur.com/dmye7.png)
maintenance - 7-speed MTB cassette on 8/9-speed wheel hub, where does spacer go? - Bicycles Stack Exchange
![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?auto=webp&s=b7d6d2645f912ada05a103a1ef5e5b95ccd34458)
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
![Cassette Sprocket Spacers 1.85mm for using 8/9/10-Speed Cassette on Shimano / SRAM 11-Speed Hub | Cycling Boutique Cassette Sprocket Spacers 1.85mm for using 8/9/10-Speed Cassette on Shimano / SRAM 11-Speed Hub | Cycling Boutique](https://www.cyclingboutique.in/cdn/shop/products/ni-cassettes-freewheels-cassette-sprocket-spacer-for-shimano-sram-11-speed-cassette-1-85mm-11speed-to-10speed-converter-37162548461780_1024x1024.jpg?v=1662149836)
Cassette Sprocket Spacers 1.85mm for using 8/9/10-Speed Cassette on Shimano / SRAM 11-Speed Hub | Cycling Boutique
![AEcreative 10pcs Bike Bicycle 7 8 9 10 11 Speed Cassette freehub Spacer 1mm 1.5mm 2mm 2.5mm 3mm Bottom Bracket Washer BB, Cassettes & Freewheels - Amazon Canada AEcreative 10pcs Bike Bicycle 7 8 9 10 11 Speed Cassette freehub Spacer 1mm 1.5mm 2mm 2.5mm 3mm Bottom Bracket Washer BB, Cassettes & Freewheels - Amazon Canada](https://m.media-amazon.com/images/I/61ek9vz6EML._AC_UF894,1000_QL80_.jpg)