Type: Road 3-nail Direct mounting Chainring
Material: 7075-T6 Aluminum alloy
Process: Full CNC process
Teeth: 46-30T/48-32T
Weight：about 136g/138g
Color: Black
Weight:40T(95g)/42T(102g)/44T(106g)/46T(112g)/48T(113g)
Shape: Round
Compatible with: 8/9/10/11/12 Speed
Compatibility: for 3 screws Crankset System