Electric Foldable Aluminum Mountain Bicycle HIGH QUALITY Saddle:adjustable and folded saddle 250W rear high speed MOTOR SPECIFICATIONS1. Tyre size:26”2. Frame:Aluminum frame3. Hand bar:adjustable hand bar4. Fork:suspension absorb fork5.Brake system : front:Disc brake ,rear:Disc brake6. Saddle:adjustable and folded saddlePERFORMANCE PARAMETER8. Motor Power:180-350W rear high speed brushless motor9 ...