R4 29" BMX Bicycle 5-Spoke Mag Alloy Wheels W/ Freewhee. Why Choose Our Mag wheels? magnesium material is often used in automotive and aerospace industries, it is also perfect material for bike wheels. As we know the most important components on a bike are its wheels and frame, we want it more light weight, more pressure resistance, more smooth riding, more energy saving and more beautiful when you ride with it, so we come to think magnesium wheels, it can satisfy all you need. Furthermore magnesium is much more lighter than aluminum while more durable than carbon fiber, it can also absorb vibration and shock, magnesium wheel is absolutely the best choice, so why do you hesitate.
Super Light
Design:5 Spoke
Sealed Bearing Structure
Material: Magnesium Alloy
For Bike Type: 29" BMX Rear Wheel Cog: 17 Teeth, 6-Bolt Spacing(M*L1*L2): F: 3/8*100*140W,CrMo R: 3/8*110*160W,CrMo Sealed flip-flop rear hub, One side is for fixed gear, the other side is for single speed For Tire: 29"x 2.0 - 2.5 . Weight: 1.90kg/4.18lbs( Front Wheel ), 2.0kg/4.40lbs ( Rear Wheel )