Shimano 21 speed shifting systm adult mountain bicycle. 3 Spoke magnesium alloy wheels, beautiful design, stable performance. Foldable mountain bike is easy to carry, save space.
The double disc brake system improves braking efficiency and safety. As it is big item during transportation, the bike arrives with 85% assembled. You need to install the front wheel, handlebar, pedals, seat and air up the tires. The set up manual and necessary tools are included in the package.
Suitable for riders height of 5'5''-5'9''. Frame material: High carbon steel frame. Shifter: Shimano EF500 37 speed. Rim: 3 spoke magnesium alloy wheel.