[Hollow Out Design] Mountain Bicycle Freewheel adopts hollow out design, reduce weight, do not add extra weight. High efficiency variable speed positioning groove, more uniform force, transmission more efficient.
[Practical] Steel gears have the strength and durability of more fine gear selection for accurate course adjustment. Fast and stable upshift and downshifting.
[] Bicycle Gear Wheel is made of high quality steel material, corrosion resistance, sturdy and durable. Professional production, directly replace your old or broken one.
[Custom Service] Your satisfaction is our biggest concerm. If you have any questions about the product, please feel free to email us. Our customer service will do our best to give you a satisfactory answer within 24 hours.
[Fashion style] Wonderful accessory for bicycles. Exquisite workmanship, which can give a stylish style to your bike.