Mountain Biking (Mountain Bike) is a bicycle designed for riding up and down, especially with a tough rubber wheels or big fat tire tread and large, thick Island time, riding up the road, as well as the crest of a hill session road surfaces.ATB (All - Terrain Bike) transmission system is available, select from 10 to 24 gear mountain biking horseback riding in addition to use as a rugged design, and then to use a bicycle.
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