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Mountain Bikes for Adult, Aluminum Alloy Student Off-Road Bicycle 27-Speed 26 / 27.5Inch Bicycles, Road Bicycle Racing, Wheeled Road Bicycle-Red Blue [Line Disc Brake]_26 Inch
Jieer Road Bikes
1. Simple and complicated: Lightweight wind-breaking line modeling, getting rid of the previous rigid upright modeling, using bent pipes at the front and back respectively, has higher upwind passing rate, better impact buffering performance, lightweight wind-breaking frame, lighter overall weight, and more labor-saving riding. , 2. Mechanical double disc brake: fast braking. the braking system adopts special mechanical disc brake for mountain bikes. the mechanical disc brake can ignore bad weather and can still brake easily, providing you with more powerful protection. , 3. Special speed change: with broken arm design, the speed change process is faster, more accurate and has higher self-determination. The self-determined tilting angle can make the chain easily enter the grass and make the speed change faster and smoother. , 4. What is an oil disc brake: The wire disc brake is braked by pulling the wire. The oil disc brake is braked by the hydraulic body in the sealed cable tube. The brake
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