Shimano 9/10/11s /Micro Spline 12s Or Sram XD 11/12s. Boost： Front 110 15mm / Rear 148 12mm. Toray T800 Carbon Fiber. UD / 3K/ 3K Twill / 12K /12K Twill Matte or Glossy. Disc Brake. Max Tire Pressure.
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