SPATIAL 24/26/27.5/29 in Mountain Bike, 8/21 Speed Lightweight Aluminum Magensium Frame Mountain Bicycle, Fits Men Women Teenagers Adult Disc Brake MTB Bicycle

SPATIAL 24/26/27.5/29 inch mountain bikes use an aluminum magensiu alloy frame and are very light overall.The 8/21 speed bike can meet a variety of speed options and easily shift gears according to your preferences.Dual disc brake system, fast heat dissipation and precise braking.Multiple sizes and colors are available.

• 【Lightweight Aluminum Frame】 Built to last while keeping the overall weight manageable for easier handling and control on varied terrain.
• 【Smooth Gear Shifting】The 26 inch mountain bike is equipped with a 21 speed gear that offers a wide range of speed options for a flexible riding experience.
• 【26" x 2.10" Tires】These wider tires provide enhanced stability,a smoother ride over bumps,and superior grip on dirt paths,gravel,or pavement. Fits riders between 4'92"-5'5".
• 【Reliable Dual Disc Brakes】 Experience strong, consistent stopping power in all weather conditions wet or dry. Feel safer and more in control on descents and during sudden stops.
• 【Easy to Assemble】85% of the bike is already assembled. You will need 15-20 minutes to install the front wheel,handlebar,saddle,pedals and inflate the tires. Also you can find our assemble video for help.