Stone Round Chainring for Sram 3 pins Gravel Rival 11 22 Force 11 22 Direct Mount DM Chainwheel for Road Bike 9 10 11 speed

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.

Round Shape

Color: black, anodized

Fit for crank: for Sram force 11, force 22, rival 11, rival 22( 3pins, BB30, PF30 Crank)

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.

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If use with shimano 12s chain, you have to replace the 12s shimano original quick link to other brand 12s quick link like KMC YBN SUMC any brand. As the shimano 12s quick link is too narrow.

Thickness:8mm

Hardness:HB150

CNC process prisicion: 0.03mm

Fit for Gravel and road bike.

Not good for MTB.

As chainline is different.

Chainline: 46mm

Tooth Max diameter(mm) Weight(g)

40 T , 169 mm , 115 g

42 T , 178 mm , 122 g

44 T , 186 mm , 130 g

46 T , 194 mm , 138 g

48 T , 202 mm , 142 g

50 T , 210 mm , 150 g

52 T , 219 mm , 159 g

54 T , 226 mm , 171 g

Package Contents:

1 x bike chainring

Features:

Stone workshop new design 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 equipment from Taiwan and Germany. Processing accuracy 0.03mm. Ensure offers you the best riding component.