27.5 Inch Wheel Mountain Bike,21 Speed Mens Mountain Bike Aluminum Frame， Dual Disc Brake MTB Bike For Adults

• Perfect Bike: The bike is a real everyday hero and for everyday use, the way to work, but also suitable for a tour in the mountains.
• Premium Quality: With the optimised derailleur gears, you will experience optimal riding comfort thanks to a clean and gentle transmission.
• Unique Design: The Bikes can not only shine with their inner values. With the modern and unique design, the high-quality bikes are a real eye-catcher in any position.
• Wheelset: Light alloy 27.5 inch rims. 27.5″ x 2.10 tires for a variety of terrains, Front and rear mechanical disc brakes provide crisp all condition stopping out on the trail
• Guarantee：This bike arrives 85% assembled.You need to assemble the front wheel, pedals, handlebars, seat and inflate the tires.All products are guaranteed in quality, please rest assured to buy.

Colours：Grey、Blue、White

Weight：15.25Kg

Suitable for height: 5’5” to 6’1”

Brake Detail: Disc brakes provide great stopping power

The handlebar height is not adjustable 

The Seat : adjustable range is 20CM

Tyre Size (in inch): 27.5

Aluminium frame

Front Derailleur：SHIMANO FD-TZ500 

Rear Derailleur: SHIMANO RD-TZ500 

Shifter: AL-M130