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St.mary
An Upgraded Version of An Electric Mountain Bike with A 21 / 27 Shift System 36V Lithium Battery 8AH / 10AH 26 Inches, noir bleu, 21speed
St.mary Electric Bikes
Electric bicycles --- our exclusive electric bicycle frames and components are rigorously tested to ensure high quality. Equipped with a 36V 8AH/10AH lithium-ion removable battery and a rugged 250W motor, you can reach the range of 20 to 50 miles at a top speed of 20 miles per hour. , Variable speed and braking system-front and rear mechanical disc brakes disc brakes can reliably brake in all weather conditions. The 27-speed transmission improves climbing performance, increases range, and improves terrain adaptability. The horn and bright LED headlights are ready for driving at night. , High-quality materials: aluminum alloy frame, light and strong, durable, easy to operate. Aluminum alloy double-walled rims have higher durability and less resistance when driving. The high-strength front suspension fork and rear suspension can make your riding comfort one step higher. , Three kinds of intelligent riding systems: riding mode + pure electric mode + electric auxiliary mode. Different travel sce
