Stone Chainring Oval 104BCD for Shimano M430 M780 M610 M670 M980 32 36 38T 40T 46T 48 50T Bike ChainWheel 12 Speed 12s
Material: Aluminum 7075-T651 from Aleris USA
Color: black anodized
Full CNC process
Size: 104BCD
Fit for : Shimano M590/610/615/670/675/770/785/780/970/980/820/430
for SRAM Most 30s Crank X0/X5/X7/X9 XF
Thickness:4MM
Stiffness: 150HB
This chainring is design for 1x speed bike, not support 2x speed bike and not support front shifter and derailleur.
Chain Speed support:
9-10-11-12 speed(MTB chain)
9-11s( for Sram Road bike chain)
9-12s(for shimano Road bike chain)
Default Not support AXS flattop chain.
If want tooth shape for sram axs flattop chain, please send us a message to customize and pay extra surcharge.
Package Contents:
1 x bike Chainring, 4 bolts
Tooth Max diameter(mm) Weight(g)
34 T , 154 mm , 50 g
36 T , 162 mm , 62 g
38 T , 170 mm , 69 g
40 T , 178 mm , 72 g
42 T , 186 mm , 78 g
44 T , 194 mm , 86 g
46 T , 202 mm , 98 g
48 T , 210 mm , 109 g
50 T , 218 mm , 118 g
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.
