Product Name: STONE 107BCD Round Chainring, narrow and wide
Material: High strength Aluminum 7075-T651.
CNC process precision: 0.03mm
Material Hardness: HB150
Color: black
Size: 107BCD for Rival crankset only. not for other 107bcd crankset
Not for 107 force
Thickness: 4MM
Chain speed support:
default tooth shape is ordinary 9-12s but not support 12s axs flattop.
if you buy axs tooth shape, can choose the axs option and pay more.
Fit for crankset: only for Sram Rival 4 arms crankset(Not for Force)
Surface treatment: Anodize, high speed CNC
Package Contents:
1 x chainring, 4pcs bolts
The decorate bolts covers set only for Rival 1X chainring use.(need buy separately)
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.
Tooth Max diameter(mm) Weight(g)
34T, 146mm,45g
36T,154mm, 64g
38T, 162mm, 71g
40T, 170mm, 77g
42T, 178mm, 83g
44T, 186mm, 85g
46T, 194mm, 93g
48T, 202mm, 105g
50T, 210mm, 112g
52T, 219mm, 125g
54T, 226mm, 138g
56T, 235mm, 151g
58T, 242mm, 161g
60T, 250mm, 170g
