SD X5 27.5 Inch Adult Mountain Bike Aluminum Frame Bicycle Disc Brake 21 Speed Front Suspension Alloy MTB Bikes Men Bicycle

SD X5 mountain bike alloy frame dual disc brake 21 speed gears system

The detailed item specification

Aluminum frame mountain bike which has a lighter weight and makes you save-laboring, is your nice walking tools and fitness equipment. The 21 speed gear system is easy to operate. Dual disc brakes provide you with more effective braking and braking effect.

Suggested adult user's height range for 5’4” to 5’9”

The max load capacity is 150kgs/330lbs

The item weight: regular wheel 15kgs/33lbs 3 spoke wheel 17kgs/38lbs

Shipping weight: regular wheel: 18kgs/40lbs 3 spoke: 21kgs/46lbs

Shipping box size: 135*20*70cm/53*8*28in

The bike package box included: bike*1, assemble instruction*1, tools kit*1, seat*1, pedal*1.

Notices of installations:

Installation steps of pedals:

Before installing the pedal, please be sure to distinguish the left side from the right side, thread direction “L "and" R " is not the same, so be sure to distinguish left and right side. You can apply a little grease on the thread of the pedal which can effectively prevent the noise when you are riding.

First install the right foot pedal, initially tighten the pedal clockwise by hand to ensure that the pedal thread and the crank bite position are correct, and then use tools to tighten it. Then the way of installation the left pedal is not same as those of the right side. Tighten the foot pedal by hand anticlockwise, and then tighten it with tools to ensure the tightening force and prevent the danger caused by the loose pedal.

Installation of front wheels:

Before installation, please ensure that the brake is on the left side of the bicycle and the rear wheel is aligned. And the wheel is located at the center depot of the front fork. After installation, please adjust to make the wheel and handlebar perpendicularly, and the bikes body is in a straight line. And then tighten it using the spanner to finish the installation.

Because of the transportation regulations, our bike tube need to be inflated after you receive it At the first time, you can't inflate it too much at one time to avoid tire burst.

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The main parts images

The main parts specification