Rim Size12", 14“, 16" ,18", 20"Bike Framesteel and painting, thicker argon-arc weldingBike Forksteel and painting, co2 welding steel /suspension forkRimsteel ,alloy or aluminumHandlebar and stemCP, argon-arc welding Φ22X0.8-1.2mmTyre1.75 or 1.95 tyre...
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