CS-M5100 cassette (this fits onto a 8/9/10 speed freewheel as well as 11). The chain has no stretch at all.
New SHIMANO Deore M5100 1X11 Speed MTB Groupset SL/RD-M5100 CS-M5100 51T HG601
New SHIMANO Deore M5100 1X11 11Speed MTB Groupset M6100/MT200 Brake 51T Optional
Shimano Deore M5100 1x11 Speed MTB Bike Groupset Shift Derailleur Fovno Crankset
Shimano DEORE M5100 1x11 Speed Groupset Crankset Shifter Derailleur Cassette MTB
Shimano Deore M5100 1x11 Speed Groupset Crank Derailleur Shifter Cassette w/BB
New Shimano DEORE M5100 Groupset MTB Bike 1x11-Speed Rear Derailleur Cassette
