Link to Buy:
Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus, Boeing and Bombardier.
Material Hardness: HB150
Fit for GXP 3 bolts crankset,
to 4 arms 110bcd road bike chainring, for 1x and 2x chainring
Such as Shimano Dura-Ace R9000, Ultegra R8000, 105 R7000, Tiagra 4700, FC 5800 6800, R7100 R8100 R9200
Surface treatment: Anodize, high speed CNC
Weight: 43g(4 arm)
The parallelism tolerance of the interface is 0.006mm, the thickness tolerance is 0.003mm, and the deflection is within 0.03mm
1 Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus, Boeing and Bombardier. Offer best stiffness and endurance.
2 High precision CNC processing. Working accuracy 0.03mm. Ensure offers you the best riding component.
Most Stone chainrings produce by order, it need several days to produce. Hope you would understand 3-5days prepare time.