Bicycle Chainring, BCD 104MM 40T 42T Narrow Wide Chainring Single Chain Ring Bike Chainring Mountain Bike Single Speed Chainring Round Shape Single Chain Ring for Shimano Crankset AM/XC Bicycle

Bicycle Chainring, BCD 104MM 40T 42T Narrow Wide Chainring Single Chain Ring Bike Chainring Mountain Bike Single Speed Chainring Round Shape Single Chain Ring for Shimano Crankset AM/XC Bicycle

• Great material: Bicycle chainring are made of high-quality aluminum alloy, which is light and lasting, safer in strength, and CNC precision machining. Light weight but high strength, the thickness of the plate does not bend
• Upgrade parts: Ideal replacement parts for bicycle repair. Round chainring suitable for Shimano cranks, suitable for AM/XC bicycles, suitable for long-term riding
• Narrow width tooth design: The positive tooth corresponding to the positive tooth is wider, and the tooth of the negative chain is narrower. The narrow wide tooth design greatly increases the contact area with the chain, so that each tooth can be completely inserted into the chain, increasing grip
• Ergonomics: Round chainring ergonomic shape uses the pedaling effect to effectively generate more pedaling traction
• 2 type to choice: Bicycle chainring has 40T, 42T two options, you can choose the suitable type