Rotate the fork for 180 degree before assemble the front wheel (the brake will be
1. Assembled front wheel with quick-release pin, no tools needed.

2. Pedal threads are different from left side and right side. L / R signs are marked on the spindle of the each pedal, make sure they are assembled on the right side (when you ride on the bike, left pedal on your left hand, right pedal on your right hand). The right side pedal has a right-hand thread(removes counterclockwise, installs clockwise). The left side pedal has a left-hand thread (removes clockwise, installs counterclockwise).
Thread both pedals into the crank arms as far as you can by hand. Then Fully Tighten them with the wrench. If the pedals are not fully tightened, it may get loose and damage the threads, we will NOT be responsible for such damages.

3. Assembly and Tuning Required
This bicycle arrives 85% assembled. You will need to install the pedals, front wheel, handlebar and air up the tires.

4. Please MAKE SURE check at below link before purchase the bike:
http://www.merax.com/helpcenter.html

Please kindly note that the standard of our design for this bike is 330 lbs, but in order to guarantee a long-term use, a relatively low weight limit is stated on the package (220 lbs).

Specifications:
Frame: 6061 Heat Treated Aluminum
Fork: Suspension Fork Alloy 80mm Travel
Shifters: Shimano EF51 21 Speed
Wheels: Double Wall Aluminum Rims
Rear Derailleur: Shimano RD-TZ50
Front Derailleur: Shimano FD-TZ30
Crank: Aluminum Triple 42/34/24
Brakes: Mechanical Disc
Brake Levers: Shimano Aluminum
Seatpost: Aluminum w/ clamp 31.8 M8*60MM
Handlebar:Aluminum
Pedals: Aluminum 9/16″
Number of Speeds: 21
Product weight: 33 lbs
Frame size: 19″
Lightweight Heat Treated Aluminum Mountain Frame
26″ Double Wall Aluminum Rims Wheels for Easier Rolling
Shimano 21-speed Derailleurs and Shifters for Reliable Shifting
Front and Rear Mechanical Disc Brakes
Suspension Fork 80mm Travel provides Smooth Bumps and Increases Control. Rotate the fork for 180 degree before assemble the front wheel (the brake will be in front of the bike) .

Rotate the fork for 180 degree before assemble the front wheel (the brake will be
1. Assembled front wheel with quick-release pin, no tools needed.

2. Pedal threads are different from left side and right side. L / R signs are marked on the spindle of the each pedal, make sure they are assembled on the right side (when you ride on the bike, left pedal on your left hand, right pedal on your right hand). The right side pedal has a right-hand thread(removes counterclockwise, installs clockwise). The left side pedal has a left-hand thread (removes clockwise, installs counterclockwise).
Thread both pedals into the crank arms as far as you can by hand. Then Fully Tighten them with the wrench. If the pedals are not fully tightened, it may get loose and damage the threads, we will NOT be responsible for such damages.

3. Assembly and Tuning Required
This bicycle arrives 85% assembled. You will need to install the pedals, front wheel, handlebar and air up the tires.

4. Please MAKE SURE check at below link for your reference:
Bike assemble & adjustment & maintenance instructions/return policy：
http://www.merax.com/helpcenter.html

Specifications:
Frame: 6061 Heat Treated Aluminum
Fork: Aluminum mountain bike suspension fork with lock out
Shifters: Shimano EF51 21 Speed
Wheels: Lightweight Magnesium Alloy Wheels
Rear Derailleur: Shimano RD-TZ50
Front Derailleur: Shimano FD-TZ30
Crank: Aluminum 1/2*3/32*24T*34T*42T*170L
Brakes: Mechanical Disc
Brake Levers: Shimano Aluminum
Seatpost: Aluminum w/ clamp 31.8 M8*60MM
Handlebar:Aluminum
Pedals: Aluminum 9/16″
Number of Speeds: 21
Product weight: 34 lbs
Frame size: 19″
Weight Capacity: 330 lbs
Shipping package size: approx. 55*8*30 inch

Return policy: http://www.amazon.com/sp?&seller=A1W84D9JGPQCVV&tab=policies
Lightweight Magnesium Alloy Wheels for smooth riding and easy transport
Advanced Aluminum Mechanical Lock Out Mountain Bike Suspension Fork provides smooths bumps and increases control
Shimano 21-speed Derailleurs and Shifters for Reliable Shifting
Front and Rear Mechanical Disc Brakes System offers safe stopping power
Heat Treated Aluminum 6061 Mountain Frame for long lasting durability. Rotate the fork for 180 degree before assemble the front wheel (the brake will be in front of the bike)