Stone Chainring 30mm for Rotor REX1.1 REX2.1 3df 3df+ Round

Stone Chainring 30mm for Rotor REX1.1 REX2.1 3df 3df+ Round

for Rotor 30mm Crank REX1 REX2 3DF 3DF+

Chainline: 52mm

9-12s

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.

 

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