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  • gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette
  • gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette
  • gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette
  • gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette
  • gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette

gearoop KOM Challenger Free Wheel for Shimano/SRAM Cassette

USD$ 47.50

SPECIAL ITEM : FREE shipping included!*More info...
Climber's secret weapon!!
Switch one piece to get a new ratio.
11-25T -> 12-28T
11-28T -> 12-30T. 12-32T
11-32T -> 12-34T. 12-36T
11-34T -> 12-36T
All available
Find a perfect ratio for you!Read more »
Option Price Basket
Red, 28T
unavailable
ci008408

USD $47.50
Red, 36T
In Stock
ci008409

USD $47.77
28T, Titanium Color
In Stock
ci002544

USD $47.50
30T, Titanium Color
In Stock
ci002548

USD $48.00
31T, Titanium Color
In Stock
ci002545

USD $47.77
32T, Titanium Color
In Stock
ci002546

USD $47.77
34T, Titanium Color
In Stock
ci002542

USD $47.77
36T, Titanium Color
In Stock
ci002543

USD $47.77
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gearoop >>>> To boldly try where no man has gone before~~


 

 
 



You can change gear's ratio just by switching one piece of free wheel~~
Simply to say~~

 

original ratio -> new ratio 

      11-25T -> 12-28T

                  11-28T -> 12-30T. 12-32T 

                  11-32T -> 12-34T. 12-36T

       11-34T -> 12-36T


Just like

 




Following the steps in the video, and....

A suitful, all new ratio free wheel will be born
     

 

And then~~
Just go chanllenging a mountain you want.


Made in Taiwan
 ~~ Make a better Cycling Life,Forward with gearoop~~

gearoop >>>> To boldly try where no man has gone before~~


This page is for Shimano & Sram, and Campagnolo's is in another page.

Find a ratio really suit you and protect your knee whiling climb riding!!!!
Everyone could be KOM~~


 

original tooth after modified
11-25 12-28 or 12-30
11-28 12-30 or 12-32
11-32 12-34 or 12-36
11-34 12-36


 

Material:Aluminum 7075
Weight:44g@28t. 45g@30t. 47g@32t. 49g@34t. 45g@36t
Fitting system:DuraAce. Ultegra. 105. Red. Force. Rival

 


FreeWheel, Derailleur Cage, Pulley, and chain are all connection.
Please make sure you have enough space from upper pulley to free wheel and long enough chain to do the MODIFIED before you purchase it.
If not, you might need to adjust the other parts to make it.



 

Made in Taiwan
 ~~ Make a better Cycling Life,Forward with gearoop~~

Returns:
Items can be returned up to 90 days from the date of purchase. The returned merchandise must be in new condition and include all the original packaging.
See also "Returns & Warranty"

Delivery Service:
Some items on our website automatically qualify for free shipping irrespective of the order value. You can identify those items by the 'FREE SHIPPING'(SPECIAL ITEM) deal tag on that item's product page. We have an agreement with the supplier of these items so that they are shipped directly from that supplier's warehouse and we cover the costs of shipping for you. Other items in your basket that aren't marked with this tag will be shipped from our own warehouses.
For more information please see our shipping information page.
If you have any questions about shipping, please email us at sales@cyclingexpress.com and we will be happy answer your questions.

Service:
When you receive the goods, please check them as soon as possible. If you discover a manufacturing defect, please contact us for a replacement.
See "Returns & Warranty."
If you have questions regarding ordering, methods of payment, merchandise returns and shipping methods, please refer to the "Customer Support Center."

100% reviewers would recommend this product.

優秀的高性價比產品


我買了最大的 36 齒,它幫助我爬上了環法路段中著名的 Alpe d' Huez 21 髮夾彎,Col de la Croix de Fer,Col du telegraphe 等等高山,表現卓越。
然而要有心理準備可能耍一併更換後變速器及鏈條方能使用。

2018-06-24

Barry

需要一點小改裝


原輪組最底層會A到改裝齒片,如果照官方步驟安裝

整個飛輪會咬在輪組上,曲炳向後轉會帶動後輪。

解決方法

1.將改裝片後面加一片10速墊片
2.拿掉第三片齒片(非官方所說的第一片)

以上步驟完成即可正常使用。

2017-07-09

Herman

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