Shopping from link below:
STONE 110 BCD Round Chainring, narrow wide tooth
Size: 110 BCD 4 arms, round
Thickness: 4MM
Speeds: 9 10 11 12 speed for both Sram and Shimano chain
We offer hollow style and aero style
Fit : For Shimano 105 Dura ace R7000,R8000, R9100 only
not works with other 110 BCD chainring
Tooth: 34-60T
Color: black
Surface treatment: Anodize, high speed CNC
Material Hardness: HB150
Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus, Boeing and Bombardier.
CNC process precision:0.03mm
Package Contents:
1 x chainring, 4 bolts
Tooth Max diameter(mm) Weight(g)
42 T , 178 mm , 86 g
44 T , 186 mm , 88 g
46 T , 194 mm , 100 g
48 T , 202 mm , 105 g
50 T , 210 mm , 114 g
52 T , 219 mm , 130 g
54 T , 226 mm , 140 g
56 T , 235 mm , 155 g
58 T , 242 mm , 159 g
60 T , 250 mm , 163 g
