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- Extended range aluminum 40t or 42t cogs to fit either Compatible with Shimano/SRAM 10-speed cassettes
- 42t is compatible with 36t max cassettes while 40t is compatible with 34t max cassettes
- Remove the existing 17t and add the Extended Range cog without any additional spacers to create an 11-40t, or 11-42 10-speed cassette option
- Cogs come with a longer replacement B-limit screw, to avoid running the derailleur with the stock screw maxed out
- Intended for use with single chainring drivetrains. Chainwrap capacity will be an issue for those wanting to use double cranksets
UPC: Not available
EAN: 4712757579833
Manufacturer Part Number: FW10.ER-10SHIM.40.B
EV8458 FW0028
146005-Q0-L
- 42t is compatible with 36t max cassettes while 40t is compatible with 34t max cassettes
- Remove the existing 17t and add the Extended Range cog without any additional spacers to create an 11-40t, or 11-42 10-speed cassette option
- Cogs come with a longer replacement B-limit screw, to avoid running the derailleur with the stock screw maxed out
- Intended for use with single chainring drivetrains. Chainwrap capacity will be an issue for those wanting to use double cranksets
Today's Stock Status
3 Available to ship in 2-4 Business Days
UPC: Not available
EAN: 4712757579833
Manufacturer Part Number: FW10.ER-10SHIM.40.B
EV8458 FW0028
146005-Q0-L
