![AEcreative 10pcs Bike Bicycle 7 8 9 10 11 Speed Cassette freehub Spacer 1mm 1.5mm 2mm 2.5mm 3mm Bottom Bracket Washer BB : Amazon.com.au: Sports, Fitness & Outdoors AEcreative 10pcs Bike Bicycle 7 8 9 10 11 Speed Cassette freehub Spacer 1mm 1.5mm 2mm 2.5mm 3mm Bottom Bracket Washer BB : Amazon.com.au: Sports, Fitness & Outdoors](https://m.media-amazon.com/images/I/61ek9vz6EML._AC_UF1000,1000_QL80_.jpg)
AEcreative 10pcs Bike Bicycle 7 8 9 10 11 Speed Cassette freehub Spacer 1mm 1.5mm 2mm 2.5mm 3mm Bottom Bracket Washer BB : Amazon.com.au: Sports, Fitness & Outdoors
![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
![Universal Cycles -- Shimano Cassette Spacers [Y1X400300, Y1X401500, Y1VT07000, Y1VN05000, Y1VN02000, Y4T724000, Y1Z807000, Y1Z805000, Y10R03000] Universal Cycles -- Shimano Cassette Spacers [Y1X400300, Y1X401500, Y1VT07000, Y1VN05000, Y1VN02000, Y4T724000, Y1Z807000, Y1Z805000, Y10R03000]](https://www.universalcycles.com/images/products/large/44100.jpg)