Material:Aerospace high stiffness Aluminum 7075-T651 from Aleris USA
Color: black /silver
Speed: 9/10/11/12 speeds
Fit :for White Industries Crank
Thickness:4MM
Hardness:HB150
Processing precision: 0.03mm
Tooth: 40-56T
Please change to KMC 12s chain connector if you use shimano 12s chain.
Tooth Max diameter(mm)
40 T , 169 mm
42 T , 178 mm
44 T , 186 mm
46 T , 194 mm
48 T , 202 mm
50 T , 210 mm
52 T , 219mm
54 T , 226 mm
56 T , 235 mm
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 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.
