Digirit came from Taiwan, the team has spent the past 13 years in designing case enclosure and structural engineering of top branded consumer electronics.

They are experienced in analyzing mechanical architecture, as well as problem solving issues caused during production. 

To make the hobby of bicycle coming true, they established Dgirit which is professional at carbon chainring and innovative bike parts.



Digirit have a few processing patent and won TAIPEI CYCLE d&i awards 2018 and 2018 GOLDEN PIN DESIGN AWARD.

Per their metal machining experiences, they add patented process nano powder to improve tooth abrasion performance.


The integrated molding prcoess with special fiber stack creates the strongest and the best wearing full carbon cog in the market.


Currently Digirit carbon chainring and cog is used by lots of national track teams. And it did broke lots of record worldwide.



Brand: Digirit

Color: Black(3K look)

Spec: BC1.37 X 24FPI 1/8 "

Teeth: 14/15/16/17/18T

Weight: 10g(17T)

Type Option: Digirit/ Miche

Remark: It needs to compatible with its special cog adapter.

*NOTICE* PLEASE USE THE RIGHT TOOLS TO LOCK AND REMOVE CARBON COG. (Such as SHIMANO chain tool sprocket remover instead of regular wrench)

It can bear 300KGS weight via testing, you can use regular strength to install.




Made In Taiwan.

Digirit Carbon Cog


Exclude Sale and Clearance, if for any reason you do not love your items once received, and the condition is still new, with tags, haven't be used, they can be returned at any time! You can exchange or return merchandise through our mail. But return policy is within 30 days. We will not be able to offer you a refund or exchange past 30 days from the date of purchase.

Below are the steps you need to follow for return & refund policy.

1. If you confirmed to make exchange or refund, please attach your purchase invoice got from us and email to faithgearfixie@gmail.com. 

2. Once we confirmed received your requirement, we'll proceed refund process and send back confirmation. To not affect second selling, please ensure your return item with same condition (with tags) as new as you received.

3. Please send your item back with original packing to below our shop address. Shipping fee or any custom fee will be charge by your own side.

Faith Gear Fixie Corp.

No.7, Ln.106, Baojiang Rd., Chonghe Dist., 235 New Taipei City, Taiwan.


4. We'll arrange exchange or refund process once confirmed receiving your item without damage. Exchange will send ASAP if product in stock. If exchange product is out of stock, we'll inform the estimated arrival days to you. Refund may will takes 7~14 days returned to your account depends on each bank.