Factory Custom Carbon Fiber Crankset Carbon Chainring 54/40T 170mm Dub BB Road Bike

Product name: Factory Custom Carbon Fiber Crankset Carbon Chainring 54/40T 170mm Dub BB Road Bike
Teeth: 50/34T 52/36T 53/39T 54/40T
Used for: Road Bike, City Bike
Speed: 9-12 Speed
OEM & ODM: Acceptable
Colors: Black, Carbon Color
Material: 7075-T6 Aluminium+Carbon Fiber