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
Color: black/silver
Size: 130 BCD
Thickness: 4MM
Speed: 9/10/11/12speed
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)
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.
Fit for: 130 bcd crank,
for Sram red
for Rotor
for Shimano 5700 6700
only fit for 1xspeed use, not for 2x speed
Tooth size: 38T-70T
(Hollow style 38T-70T, Aero style 42-70T)
5pcs additional bolt washers for 38T.
Tooth Max diameter(mm) Weight(g) (Hollow style)
38 T , 162 mm , 49 g
40 T , 170 mm , 61 g
42 T , 178 mm , 70 g
44 T , 186 mm , 74 g
46 T , 194 mm , 79 g
48 T , 202 mm , 84 g
50 T , 210 mm , 97 g
52 T , 219 mm , 104 g
54 T , 226 mm , 111 g
56 T , 235 mm , 119 g
58 T , 242 mm , 127 g
60 T , 250 mm , 136 g
Package Contents:
1 x chainring, 5 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
