Stone Chainring For 12s Shimano M9100 M8100 M7100 M6100 Round 36T to 48T 12 Speed 0MM Offset Direct Mount MT900 8100 7100 6100
Material: Aerospace Aluminum 7075-T651 from Aleris USA
Color: black/red/silver,grey can be customized
Speed: 9/10/11/12 Speed,compatible with shimano mtb 12s and sram mtb 12s
Thickness:5MM
Hardness: HB150
Chainline:52mm
Offset:0mm
Fit for: Shimano M6100 series, M7100, M7120, M7130, M8100, M8120, M8130, M9100, M9120, M9130, MT-900
1. The chainring has only one installation angle.
2. The chainline is determined by the crank specification (Shimano distinguishes the chain line by changing the shaft length).
3. The usable OLD are 142mm, 148mm, and 157mm (please check the official website for specific crank specifications).
4. 0mm offset chainring (can improve the problem of large number of teeth rubbing against the frame)
Notice: You have to replace the original shimano brand 12s chain's chain quick link by other brand quick link, such as KMC YBN. otherwise it will meet problem when riding.
Package Contents:
1 x bike Chainring
(Chain Connector need buy seperately)
Features:
Stone workshop new design wolf tooth narrow wide tooth, enhanced anti chain drop, enhanced self clean from soil dirty and less noise.
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.
Tooth Max diameter(mm) Weight(g)
36T, 154mm, 80g/90g(hollow/Aero)
38T, 162mm, 86g/98g(hollow/Aero)
40T, 170mm, 98g/102g(hollow/Aero)
42T, 170mm, 106g/111g(hollow/Aero)
44T, 178mm, 108g/121g(hollow/Aero)
46T, 186mm, 119g/129g(hollow/Aero)
48T, 194mm, 130g/141g(hollow/Aero)
12 speed chain connector is a must if your chain is 12 speed
otherwise the 12 speed chain can not work with this chainring.
