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[Update 2015.12] Presentation of Wild Dragon Mark II Fat Bike Rim
![[Update 2015.12] Presentation of Wild Dragon Mark II Fat Bike Rim](https://www.nextie.com/image/cache/catalog/blog/presentation-of-wild-dragon-mark-II-26x90mm-carbon-fat-rim-200x200.png "[Update 2015.12] Presentation of Wild Dragon Mark II Fat Bike Rim")
The Wild Dragon 90mm fat rim is officially upgraded to Mark II. We are proud to release it.
What is the difference between carbon weaves UD, 3K and 12K?
UD is short for Uni-Directional, the fibers of UD weave are arranged in one direction, which is the most frequently used to make carbon fiber products. 3K means there are 3,000 filaments per "tow", 12K means there are 12,000. They are decussated like a web. 3K weave carbon fiber is most well known.
How to apply coupon code to get a discount?
If you are lucky to receive a coupon code from us, you are able to apply the code to get your carbon bicycle products discounted when you place an order on our website.