For single speed bike only.Not for 7-12 speed bike.
Material: High strength Aluminum 7075-T651
Material Hardness:HB150
Color: black
Size: 130BCD
Speed: Single Speed
Fit for : Fixed Gear/Track Bike(Single Speed Bike)
Thickness: 4MM
Chain: 1/2*1/8
Tooth: 42T to 60T
Tooth(T) Max Diamter(mm) Weight(g)
42T, 200mm, 104g
60T, 249mm, 160g
Package Contents:
1 x Chainring, 5 bolts
Advantages:
1 Material: High strength Aluminum 7075-T651, supplied by USA company Aleris who is supplier to aircraft make Airbus. 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.