Model Name: STONE Chainring round for ROTOR30-5mm-offset, new wolf tooth narrow wide tooth
Material: Aerospace Aluminum 7075-T651 from Aleris USA
Offset:5 mm
Color: black, anodized
Speed: 9/10/11/12 Speed
Thickness:9MM
Hardness: HB150
Fit for: for Rotor 30mm Crank REX1.1 REX2.1 3DF 3DF+
Chainline: 52mm
Compatibale to boost 148 frame
Package Contents:
1 x bike Chainring
(Spider tool need buy seperately)
Weight:
30T 58g,
34T 70g,
38T 82g
Features:
Stone workshop new design wolf tooth 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.
