Note: Narrow wide tooth, it design for 1x speed only, can not use as 2x speed, not support front shifting derailleur.
Material: High strength Aluminum 7075-T651
Material Hardness:HB150
CNC process precision:0.03mm
Surface treatment: Anodize, high speed CNC
Thickness: 4MM
Color: black anodized
100 BCD, round
Fit for shiman.o M7100 M7120 M7130 M8100 M8120 M8130
Not work with M5100 and M6100.
Chain Speed support:
9-10-11-12 speed. Support both Sram and Shimano 12 speed chain
Notice:
You have to replace the 12s shimano road bike chain original quick link to other brand 12s quick link like KMC YBN SUMC any brand. as the shimano 12s road bike chain quick link is too narrow.
Tooth: 32-48T
Tooth Max diameter(mm) Weight(g)
32T, 138mm, 52g
34T, 145mm, 58g
36T, 154mm, 60g
38T, 162mm, 66g
40T, 170mm, 72g
42T, 178mm, 79g
44T, 186mm, 88g
46T, 194mm, 96g
48T, 202mm, 105g
Package Contents:
1 x chainring
It does not come with bolts, as it must use original bolts.
Advantages:
1 Material: High strength Aluminum 7075-T651. 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.
