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Shimano/Campagnolo/SRAM compatibility chart - and a quick question about using 10 speed Campy brifters with an 8 speed XTR rear mech : r/bikewrench
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LTWOO A2 Mountain Bike Derailleurs EIEIO 1x7-speed Kit Right Shift Lever Rear Derailleur Groupset For SHIMANO Bicycle Parts
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Amazon.com : LTWOO A2 3x7s 21 Speed Shifter + Rear Derailleurs Derailleurs Groupset ?for MTB Bike Cassette 32T 36T, Compatible M4000 RD : Sports & Outdoors
Which Shimano 10/11 speed RD will fit to 9 speed cassette and shifter? | Mountain Bike Reviews Forum
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shimano - Using 9 speed bar end shifters in friction mode with 10 speed derailleurs and cassette - Bicycles Stack Exchange
![Is this Sora rear derailleur (rd r3000 gs) actually compatible with 8 speed cassette or is it seller mistake? Can't find any other information online. : r/bikewrench Is this Sora rear derailleur (rd r3000 gs) actually compatible with 8 speed cassette or is it seller mistake? Can't find any other information online. : r/bikewrench](https://i.imgur.com/l4INomb.jpg)
Is this Sora rear derailleur (rd r3000 gs) actually compatible with 8 speed cassette or is it seller mistake? Can't find any other information online. : r/bikewrench
![Amazon.com : LTWOO A2 3x7s 21 Speed Shifter + Rear Derailleurs Derailleurs Groupset ?for MTB Bike Cassette 32T 36T, Compatible M4000 RD : Sports & Outdoors Amazon.com : LTWOO A2 3x7s 21 Speed Shifter + Rear Derailleurs Derailleurs Groupset ?for MTB Bike Cassette 32T 36T, Compatible M4000 RD : Sports & Outdoors](https://m.media-amazon.com/images/I/61Pf6JBthkS._AC_UF1000,1000_QL80_.jpg)
Amazon.com : LTWOO A2 3x7s 21 Speed Shifter + Rear Derailleurs Derailleurs Groupset ?for MTB Bike Cassette 32T 36T, Compatible M4000 RD : Sports & Outdoors
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