Material: High strength Aluminum 7075-T651.
Material Hardness:HB150
CNC process precision:0.03mm
Color: black and silver
Chain fit: only for Campagnolo Ekar C13 chain
Fit crankset: for campagnolo Ekar crank
Campagnolo 13 speed support
Thickness: 4MM
Surface treatment: Anodize, high speed CNC
Weight: 65-116g
Tooth Max diameter(mm) Weight(g)
38 T , 162 mm , 65 g
40 T , 170 mm , 70 g
42 T , 178 mm , 78 g
44 T , 186 mm , 87 g
46 T , 194 mm , 98 g
48 T , 202 mm , 109 g
50 T , 210 mm , 116 g
Package Contents:
1pcs chainring,
not have bolts, it have to use the original bolts
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
