High quality steel frame mountain bike with dual disc brake and 21-speed shifting system.
27.5 Inches muti spoke wheel and 3 spoke wheel available for choose.
Suggested adult group user's height ranfor 5â5â to 6â
pedals and assemble tools are included in package.
This bicycle arrives with 85% assembled. You need to install front wheel, pedals, handlebar, seat and air up tires.Bike Installation instruction included in package, if you have any questions for installing bike and tuning brake and speed system,please contact seller for assistance directly.
For a correctly installed bicycle with dual disc brake, Both front brake and rear brake should at LEFT side of bike. If front brake installed incorrect, it will causing brake and shifting cable crossed ,then makes brake and shifting system doesn't work.
