FMFXTR 104BCD Crankset Chainring Aluminum Alloy and Negative 42T Chainring

The crankset chainring is made of strong aluminum alloy to they are resistant to wear and deformation. With ergonomic design, stamping is used to generate more traction to reduce the load on the legs or knees and a ride. The unique teeth design increases the contact area of ​​the chain, prevents the chain from sagging, and allows you to easily pass on roads. Item Type: 104BCD Crankset Chainring Material: Aluminum Alloy Outer Diameter: Approx.176mmCelsius3.9in Adjacent Aperture Distance: Approx.74mmCelsius2.9in Diagonal Aperture Distance: Approx.104mmCelsius4.1in Teeth Number: 42T