Stone Chainring Round 104BCD for Shimano M780 M610 670 for Sram X0 X7 X5 X9 30 34 40 46 48T Bike Chainwheel 12s 12 Speed 104 bcd

Stone Chainring Round 104BCD for Shimano M780 M610 670 for Sram X0 X7 X5 X9 30 34 40 46 48T Bike Chainwheel 12s 12 Speed 104 bcd

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/T-type 12s flattop chain.

If want tooth shape for sram AXS/T-type flattop chain, buy here

https://djcbikes.com/products/stone-chainring-round-t-type-104bcd-for-shimano-m780-m610-670-for-sram-x0-x7-x5-x9-30-34-40-46-48t-bike-chainwheel-12s-12-speed-aero-hollow-for-sram-t-type-axs-flattop-chain

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

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

Narrow wide tooth, it design for 1x speed only, can not use as 2x speed, not support front shifting derailleur.
Narrow wide tooth, it design for 1x speed only, can not use as 2x speed, not support front shifting derailleur.
Narrow wide tooth, it design for 1x speed only, can not use as 2x speed, not support front shifting derailleur.

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.

Package Contents:

1 x Chainring, 4 bolts

Tooth Max diameter(mm) Weight(g)

32 T , 138 mm , 39 g

34 T , 146 mm , 51 g

36 T , 154 mm , 57 g

38 T , 162 mm , 61 g

40 T , 170 mm , 71 g

42 T , 178 mm , 77 g

44 T , 186 mm , 86 g

46 T , 194 mm , 102 g

48 T , 202 mm , 108 g

50 T , 210 mm , 119 g

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.