E*thirteen Extended Range Cog Compatible with Shimano, 40t - Blue

- 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

Product Details

Manufacturer	E*thirteen
Manufacturer Part Number	FW10.ER-10SHIM.40.B

146005-Q0-L

Send It Bikes bike shop is located at 1375 S 500 E #115 in American Fork, Utah.

We’re happy to answer any questions you have. We have over 40 years of industry experience selling the best products in the industry.

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International shipping

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Returns

Returns are accepted within 30 days of purchase. Items must be in new, unused, uninstalled condition and in original packaging to be accepted. If you receive an incorrect or damaged item, please contact us so we can resolve it quickly.

Handling Time

While we have thousands of items in stock, sometimes we need to special order some items. Most items ship in 1-3 business days. We will contact you if it will be later than that. You will receive a tracking number as soon as it ships.

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