[Excellent transmission]- The Mountain Bike has a Shimano shift handle with the Classic 21 speeds. The front and rear derailleurs allow you to quickly and smoothly change gears to suit a variety of terrains.
27.5 Inch Mountain Bike 21 Speeds Carbon steel Frame Thumb Shifter Front Fork US
27.5 Inch Mountain Bike 21 Speeds Carbon steel Frame Thumb Shifter Front Fork
26" Mountain Bike Folding Bicycle Carbon Steel Full Suspension MTB Disc Brake US
27.5" Wheels Mountain Bike 21-Speed Carbon Steel Frame City Bicycles Disc Brakes
26" Mountain Bike 21 Speeds MTB High Carbon Steel Disc Brake Bicycle Men
