Link to Buy:
Stone Round Chainring Direct Mount For EC90 EC90SL CINCH Crankset Road Bike Gravel 9 10 11 12s speed 40t 42t 48t 50t 54t
Color: black, anodized
Speed: 9/10/11/12 Speed chain
Fit for crank: for EC90SL CINCH system only, other crankset not work
CNC process prisicion: 0.03mm
Notice:Good for Gravel and road bike. Not good for MTB. As chainline is different.
1 x bike chainring
Stone workshop new design narrow wide tooth, enhanced anti chain drop, enhanced self clean from soil dirty and less noise.
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 equipment from Taiwan and Germany. Processing accuracy 0.03mm. Ensure offers you the best riding component.