Product Name: STONE 144 BCD round Chainring, narrow and wide tooth
Material: High strength Aluminum 7075-T651
Material Hardness:HB150
CNC process precision:0.03mm
Surface treatment: Anodize, high speed CNC
Color: black
Chain Speed support:
9-10-11-12 speed(MTB chain), 9-11s( for Sram Road bike chain), 9-12s(for shimano Road bike chain), Not support AXS 12s flattop chain.
(If want tooth shape for sram axs flattop chain, please send us a message to customize and pay extra surcharge)
Size: 144 BCD
Thickness: 4MM
Fit for: 144 BCD Crank(for track bike and fixed gear)
Package Contents:
1pcs chainring, 5pcs steel bolts
Advantages:
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.
Notice:
Default not Support Sram 12s AXS
if need AXS, send message to us. AXS need to customize, and pay extra charge.
